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-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- List all information about the assessment notes sorted by date in ascending order.
| SELECT * FROM Assessment_Notes ORDER BY date_of_notes ASC; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- List all cities of addresses in alphabetical order.
| SELECT city FROM Addresses ORDER BY city; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- Find the first names and last names of teachers in alphabetical order of last name.
| SELECT first_name , last_name FROM Teachers ORDER BY last_name; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- Find all information about student addresses, and sort by monthly rental in descending order.
| SELECT * FROM Student_Addresses ORDER BY monthly_rental DESC; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- Find the id and first name of the student that has the most number of assessment notes?
| SELECT T1.student_id , T2.first_name FROM Assessment_Notes AS T1 JOIN Students AS T2 ON T1.student_id = T2.student_id GROUP BY T1.student_id ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- Find the ids and first names of the 3 teachers that have the most number of assessment notes?
| SELECT T1.teacher_id , T2.first_name FROM Assessment_Notes AS T1 JOIN Teachers AS T2 ON T1.teacher_id = T2.teacher_id GROUP BY T1.teacher_id ORDER BY count(*) DESC LIMIT 3; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- Find the id and last name of the student that has the most behavior incidents?
| SELECT T1.student_id , T2.last_name FROM Behavior_Incident AS T1 JOIN Students AS T2 ON T1.student_id = T2.student_id GROUP BY T1.student_id ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- Find the id and last name of the teacher that has the most detentions with detention type code "AFTER"?
| SELECT T1.teacher_id , T2.last_name FROM Detention AS T1 JOIN Teachers AS T2 ON T1.teacher_id = T2.teacher_id WHERE T1.detention_type_code = "AFTER" GROUP BY T1.teacher_id ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- What are the id and first name of the student whose addresses have the highest average monthly rental?
| SELECT T1.student_id , T2.first_name FROM Student_Addresses AS T1 JOIN Students AS T2 ON T1.student_id = T2.student_id GROUP BY T1.student_id ORDER BY AVG(monthly_rental) DESC LIMIT 1; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- Find the id and city of the student address with the highest average monthly rental.
| SELECT T2.address_id , T1.city FROM Addresses AS T1 JOIN Student_Addresses AS T2 ON T1.address_id = T2.address_id GROUP BY T2.address_id ORDER BY AVG(monthly_rental) DESC LIMIT 1; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- What are the code and description of the most frequent behavior incident type?
| SELECT T1.incident_type_code , T2.incident_type_description FROM Behavior_Incident AS T1 JOIN Ref_Incident_Type AS T2 ON T1.incident_type_code = T2.incident_type_code GROUP BY T1.incident_type_code ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- What are the code and description of the least frequent detention type ?
| SELECT T1.detention_type_code , T2.detention_type_description FROM Detention AS T1 JOIN Ref_Detention_Type AS T2 ON T1.detention_type_code = T2.detention_type_code GROUP BY T1.detention_type_code ORDER BY count(*) ASC LIMIT 1; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- Find the dates of assessment notes for students with first name "Fanny".
| SELECT T1.date_of_notes FROM Assessment_Notes AS T1 JOIN Students AS T2 ON T1.student_id = T2.student_id WHERE T2.first_name = "Fanny"; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- Find the texts of assessment notes for teachers with last name "Schuster".
| SELECT T1.text_of_notes FROM Assessment_Notes AS T1 JOIN Teachers AS T2 ON T1.teacher_id = T2.teacher_id WHERE T2.last_name = "Schuster"; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- Find the start and end dates of behavior incidents of students with last name "Fahey".
| SELECT T1.date_incident_start , date_incident_end FROM Behavior_Incident AS T1 JOIN Students AS T2 ON T1.student_id = T2.student_id WHERE T2.last_name = "Fahey"; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- Find the start and end dates of detentions of teachers with last name "Schultz".
| SELECT T1.datetime_detention_start , datetime_detention_end FROM Detention AS T1 JOIN Teachers AS T2 ON T1.teacher_id = T2.teacher_id WHERE T2.last_name = "Schultz"; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- What are the id and zip code of the address with the highest monthly rental?
| SELECT T2.address_id , T1.zip_postcode FROM Addresses AS T1 JOIN Student_Addresses AS T2 ON T1.address_id = T2.address_id ORDER BY monthly_rental DESC LIMIT 1; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- What is the cell phone number of the student whose address has the lowest monthly rental?
| SELECT T2.cell_mobile_number FROM Student_Addresses AS T1 JOIN Students AS T2 ON T1.student_id = T2.student_id ORDER BY T1.monthly_rental ASC LIMIT 1; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- What are the monthly rentals of student addresses in Texas state?
| SELECT T2.monthly_rental FROM Addresses AS T1 JOIN Student_Addresses AS T2 ON T1.address_id = T2.address_id WHERE T1.state_province_county = "Texas"; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- What are the first names and last names of students with address in Wisconsin state?
| SELECT T2.first_name , T2.last_name FROM Addresses AS T1 JOIN Students AS T2 ON T1.address_id = T2.address_id WHERE T1.state_province_county = "Wisconsin"; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- What are the line 1 and average monthly rentals of all student addresses?
| SELECT T1.line_1 , avg(T2.monthly_rental) FROM Addresses AS T1 JOIN Student_Addresses AS T2 ON T1.address_id = T2.address_id GROUP BY T2.address_id; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- What is the zip code of the address where the teacher with first name "Lyla" lives?
| SELECT T1.zip_postcode FROM Addresses AS T1 JOIN Teachers AS T2 ON T1.address_id = T2.address_id WHERE T2.first_name = "Lyla"; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- What are the email addresses of teachers whose address has zip code "918"?
| SELECT T2.email_address FROM Addresses AS T1 JOIN Teachers AS T2 ON T1.address_id = T2.address_id WHERE T1.zip_postcode = "918"; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- How many students are not involved in any behavior incident?
| SELECT count(*) FROM STUDENTS WHERE student_id NOT IN ( SELECT student_id FROM Behavior_Incident ); |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- Find the last names of teachers who are not involved in any detention.
| SELECT last_name FROM Teachers EXCEPT SELECT T1.last_name FROM Teachers AS T1 JOIN Detention AS T2 ON T1.teacher_id = T2.teacher_id; |
-- Database schema
| Ref_Address_Types : address_type_code [ TEXT ] primary_key , address_type_description [ TEXT ] | Ref_Detention_Type : detention_type_code [ TEXT ] primary_key , detention_type_description [ TEXT ] | Ref_Incident_Type : incident_type_code [ TEXT ] primary_key , incident_type_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , line_1 [ TEXT ] , line_2 [ TEXT ] , line_3 [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] , other_address_details [ TEXT ] | Students : student_id [ INT ] primary_key , address_id [ INT ] Students.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , date_first_rental [ TEXT ] , date_left_university [ TEXT ] , other_student_details [ TEXT ] | Teachers : teacher_id [ INT ] primary_key , address_id [ INT ] Teachers.address_id = Addresses.address_id , first_name [ TEXT ] , middle_name [ TEXT ] , last_name [ TEXT ] , gender [ TEXT ] , cell_mobile_number [ TEXT ] , email_address [ TEXT ] , other_details [ TEXT ] | Assessment_Notes : notes_id [ INT ] , student_id [ INT ] Assessment_Notes.student_id = Students.student_id , teacher_id [ INT ] Assessment_Notes.teacher_id = Teachers.teacher_id , date_of_notes [ TEXT ] , text_of_notes [ TEXT ] , other_details [ TEXT ] | Behavior_Incident : incident_id [ INT ] primary_key , incident_type_code [ TEXT ] Behavior_Incident.incident_type_code = Ref_Incident_Type.incident_type_code , student_id [ INT ] Behavior_Incident.student_id = Students.student_id , date_incident_start [ TEXT ] , date_incident_end [ TEXT ] , incident_summary [ TEXT ] , recommendations [ TEXT ] , other_details [ TEXT ] | Detention : detention_id [ INT ] primary_key , detention_type_code [ TEXT ] Detention.detention_type_code = Ref_Detention_Type.detention_type_code , teacher_id [ INT ] Detention.teacher_id = Teachers.teacher_id , datetime_detention_start [ TEXT ] , datetime_detention_end [ TEXT ] , detention_summary [ TEXT ] , other_details [ TEXT ] | Student_Addresses : student_id [ INT ] Student_Addresses.student_id = Students.student_id , address_id [ INT ] Student_Addresses.address_id = Addresses.address_id , date_address_from [ TEXT ] , date_address_to [ TEXT ] , monthly_rental [ INT ] , other_details [ TEXT ] | Students_in_Detention : student_id [ INT ] Students_in_Detention.student_id = Students.student_id , detention_id [ INT ] Students_in_Detention.detention_id = Detention.detention_id , incident_id [ INT ] Students_in_Detention.incident_id = Behavior_Incident.incident_id |
-- -- What are the line 1 of addresses shared by some students and some teachers?
| SELECT T1.line_1 FROM Addresses AS T1 JOIN Students AS T2 ON T1.address_id = T2.address_id INTERSECT SELECT T1.line_1 FROM Addresses AS T1 JOIN Teachers AS T2 ON T1.address_id = T2.address_id; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- Which assets have 2 parts and have less than 2 fault logs? List the asset id and detail.
| SELECT T1.asset_id , T1.asset_details FROM Assets AS T1 JOIN Asset_Parts AS T2 ON T1.asset_id = T2.asset_id GROUP BY T1.asset_id HAVING count(*) = 2 INTERSECT SELECT T1.asset_id , T1.asset_details FROM Assets AS T1 JOIN Fault_Log AS T2 ON T1.asset_id = T2.asset_id GROUP BY T1.asset_id HAVING count(*) < 2; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- How many assets does each maintenance contract contain? List the number and the contract id.
| SELECT count(*) , T1.maintenance_contract_id FROM Maintenance_Contracts AS T1 JOIN Assets AS T2 ON T1.maintenance_contract_id = T2.maintenance_contract_id GROUP BY T1.maintenance_contract_id; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- How many assets does each third party company supply? List the count and the company id.
| SELECT count(*) , T1.company_id FROM Third_Party_Companies AS T1 JOIN Assets AS T2 ON T1.company_id = T2.supplier_company_id GROUP BY T1.company_id; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- Which third party companies have at least 2 maintenance engineers or have at least 2 maintenance contracts? List the company id and name.
| SELECT T1.company_id , T1.company_name FROM Third_Party_Companies AS T1 JOIN Maintenance_Engineers AS T2 ON T1.company_id = T2.company_id GROUP BY T1.company_id HAVING count(*) >= 2 UNION SELECT T3.company_id , T3.company_name FROM Third_Party_Companies AS T3 JOIN Maintenance_Contracts AS T4 ON T3.company_id = T4.maintenance_contract_company_id GROUP BY T3.company_id HAVING count(*) >= 2; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- What is the name and id of the staff who recorded the fault log but has not contacted any visiting engineers?
| SELECT T1.staff_name , T1.staff_id FROM Staff AS T1 JOIN Fault_Log AS T2 ON T1.staff_id = T2.recorded_by_staff_id EXCEPT SELECT T3.staff_name , T3.staff_id FROM Staff AS T3 JOIN Engineer_Visits AS T4 ON T3.staff_id = T4.contact_staff_id; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- Which engineer has visited the most times? Show the engineer id, first name and last name.
| SELECT T1.engineer_id , T1.first_name , T1.last_name FROM Maintenance_Engineers AS T1 JOIN Engineer_Visits AS T2 GROUP BY T1.engineer_id ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- Which parts have more than 2 faults? Show the part name and id.
| SELECT T1.part_name , T1.part_id FROM Parts AS T1 JOIN Part_Faults AS T2 ON T1.part_id = T2.part_id GROUP BY T1.part_id HAVING count(*) > 2; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- List all every engineer's first name, last name, details and coresponding skill description.
| SELECT T1.first_name , T1.last_name , T1.other_details , T3.skill_description FROM Maintenance_Engineers AS T1 JOIN Engineer_Skills AS T2 ON T1.engineer_id = T2.engineer_id JOIN Skills AS T3 ON T2.skill_id = T3.skill_id; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- For all the faults of different parts, what are all the decriptions of the skills required to fix them? List the name of the faults and the skill description.
| SELECT T1.fault_short_name , T3.skill_description FROM Part_Faults AS T1 JOIN Skills_Required_To_Fix AS T2 ON T1.part_fault_id = T2.part_fault_id JOIN Skills AS T3 ON T2.skill_id = T3.skill_id; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- How many assets can each parts be used in? List the part name and the number.
| SELECT T1.part_name , count(*) FROM Parts AS T1 JOIN Asset_Parts AS T2 ON T1.part_id = T2.part_id GROUP BY T1.part_name; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- What are all the fault descriptions and the fault status of all the faults recoreded in the logs?
| SELECT T1.fault_description , T2.fault_status FROM Fault_Log AS T1 JOIN Fault_Log_Parts AS T2 ON T1.fault_log_entry_id = T2.fault_log_entry_id; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- How many engineer visits are required at most for a single fault log? List the number and the log entry id.
| SELECT count(*) , T1.fault_log_entry_id FROM Fault_Log AS T1 JOIN Engineer_Visits AS T2 ON T1.fault_log_entry_id = T2.fault_log_entry_id GROUP BY T1.fault_log_entry_id ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- What are all the distinct last names of all the engineers?
| SELECT DISTINCT last_name FROM Maintenance_Engineers; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- How many fault status codes are recorded in the fault log parts table?
| SELECT DISTINCT fault_status FROM Fault_Log_Parts; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- Which engineers have never visited to maintain the assets? List the engineer first name and last name.
| SELECT first_name , last_name FROM Maintenance_Engineers WHERE engineer_id NOT IN (SELECT engineer_id FROM Engineer_Visits); |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- List the asset id, details, make and model for every asset.
| SELECT asset_id , asset_details , asset_make , asset_model FROM Assets; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- When was the first asset acquired?
| SELECT asset_acquired_date FROM Assets ORDER BY asset_acquired_date ASC LIMIT 1; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- Which part fault requires the most number of skills to fix? List part id and name.
| SELECT T1.part_id , T1.part_name FROM Parts AS T1 JOIN Part_Faults AS T2 ON T1.part_id = T2.part_id JOIN Skills_Required_To_Fix AS T3 ON T2.part_fault_id = T3.part_fault_id GROUP BY T1.part_id ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- Which kind of part has the least number of faults? List the part name.
| SELECT T1.part_name FROM Parts AS T1 JOIN Part_Faults AS T2 ON T1.part_id = T2.part_id GROUP BY T1.part_name ORDER BY count(*) ASC LIMIT 1; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- Among those engineers who have visited, which engineer makes the least number of visits? List the engineer id, first name and last name.
| SELECT T1.engineer_id , T1.first_name , T1.last_name FROM Maintenance_Engineers AS T1 JOIN Engineer_Visits AS T2 ON T1.engineer_id = T2.engineer_id GROUP BY T1.engineer_id ORDER BY count(*) ASC LIMIT 1; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- Which staff have contacted which engineers? List the staff name and the engineer first name and last name.
| SELECT T1.staff_name , T3.first_name , T3.last_name FROM Staff AS T1 JOIN Engineer_Visits AS T2 ON T1.staff_id = T2.contact_staff_id JOIN Maintenance_Engineers AS T3 ON T2.engineer_id = T3.engineer_id; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- Which fault log included the most number of faulty parts? List the fault log id, description and record time.
| SELECT T1.fault_log_entry_id , T1.fault_description , T1.fault_log_entry_datetime FROM Fault_Log AS T1 JOIN Fault_Log_Parts AS T2 ON T1.fault_log_entry_id = T2.fault_log_entry_id GROUP BY T1.fault_log_entry_id ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- Which skill is used in fixing the most number of faults? List the skill id and description.
| SELECT T1.skill_id , T1.skill_description FROM Skills AS T1 JOIN Skills_Required_To_Fix AS T2 ON T1.skill_id = T2.skill_id GROUP BY T1.skill_id ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- What are all the distinct asset models?
| SELECT DISTINCT asset_model FROM Assets; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- List the all the assets make, model, details by the disposed date ascendingly.
| SELECT asset_make , asset_model , asset_details FROM Assets ORDER BY asset_disposed_date ASC; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- Which part has the least chargeable amount? List the part id and amount.
| SELECT part_id , chargeable_amount FROM Parts ORDER BY chargeable_amount ASC LIMIT 1; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- Which company started the earliest the maintenance contract? Show the company name.
| SELECT T1.company_name FROM Third_Party_Companies AS T1 JOIN Maintenance_Contracts AS T2 ON T1.company_id = T2.maintenance_contract_company_id ORDER BY T2.contract_start_date ASC LIMIT 1; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- What is the description of the type of the company who concluded its contracts most recently?
| SELECT T1.company_name FROM Third_Party_Companies AS T1 JOIN Maintenance_Contracts AS T2 ON T1.company_id = T2.maintenance_contract_company_id JOIN Ref_Company_Types AS T3 ON T1.company_type_code = T3.company_type_code ORDER BY T2.contract_end_date DESC LIMIT 1; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- Which gender makes up the majority of the staff?
| SELECT gender FROM staff GROUP BY gender ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- How many engineers did each staff contact? List both the contact staff name and number of engineers contacted.
| SELECT T1.staff_name , count(*) FROM Staff AS T1 JOIN Engineer_Visits AS T2 ON T1.staff_id = T2.contact_staff_id GROUP BY T1.staff_name; |
-- Database schema
| Third_Party_Companies : company_id [ INT ] primary_key , company_type [ TEXT ] , company_name [ TEXT ] , company_address [ TEXT ] , other_company_details [ TEXT ] | Maintenance_Contracts : maintenance_contract_id [ INT ] primary_key , maintenance_contract_company_id [ INT ] Maintenance_Contracts.maintenance_contract_company_id = Third_Party_Companies.company_id , contract_start_date [ TEXT ] , contract_end_date [ TEXT ] , other_contract_details [ TEXT ] | Parts : part_id [ INT ] primary_key , part_name [ TEXT ] , chargeable_yn [ TEXT ] , chargeable_amount [ TEXT ] , other_part_details [ TEXT ] | Skills : skill_id [ INT ] primary_key , skill_code [ TEXT ] , skill_description [ TEXT ] | Staff : staff_id [ INT ] primary_key , staff_name [ TEXT ] , gender [ TEXT ] , other_staff_details [ TEXT ] | Assets : asset_id [ INT ] primary_key , maintenance_contract_id [ INT ] Assets.maintenance_contract_id = Maintenance_Contracts.maintenance_contract_id , supplier_company_id [ INT ] Assets.supplier_company_id = Third_Party_Companies.company_id , asset_details [ TEXT ] , asset_make [ TEXT ] , asset_model [ TEXT ] , asset_acquired_date [ TEXT ] , asset_disposed_date [ TEXT ] , other_asset_details [ TEXT ] | Asset_Parts : asset_id [ INT ] Asset_Parts.asset_id = Assets.asset_id , part_id [ INT ] Asset_Parts.part_id = Parts.part_id | Maintenance_Engineers : engineer_id [ INT ] primary_key , company_id [ INT ] Maintenance_Engineers.company_id = Third_Party_Companies.company_id , first_name [ TEXT ] , last_name [ TEXT ] , other_details [ TEXT ] | Engineer_Skills : engineer_id [ INT ] Engineer_Skills.engineer_id = Maintenance_Engineers.engineer_id , skill_id [ INT ] Engineer_Skills.skill_id = Skills.skill_id | Fault_Log : fault_log_entry_id [ INT ] primary_key , asset_id [ INT ] Fault_Log.asset_id = Assets.asset_id , recorded_by_staff_id [ INT ] Fault_Log.recorded_by_staff_id = Staff.staff_id , fault_log_entry_datetime [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Engineer_Visits : engineer_visit_id [ INT ] primary_key , contact_staff_id [ INT ] Engineer_Visits.contact_staff_id = Staff.staff_id , engineer_id [ INT ] Engineer_Visits.engineer_id = Maintenance_Engineers.engineer_id , fault_log_entry_id [ INT ] Engineer_Visits.fault_log_entry_id = Fault_Log.fault_log_entry_id , fault_status [ TEXT ] , visit_start_datetime [ TEXT ] , visit_end_datetime [ TEXT ] , other_visit_details [ TEXT ] | Part_Faults : part_fault_id [ INT ] primary_key , part_id [ INT ] Part_Faults.part_id = Parts.part_id , fault_short_name [ TEXT ] , fault_description [ TEXT ] , other_fault_details [ TEXT ] | Fault_Log_Parts : fault_log_entry_id [ INT ] Fault_Log_Parts.fault_log_entry_id = Fault_Log.fault_log_entry_id , part_fault_id [ INT ] Fault_Log_Parts.part_fault_id = Part_Faults.part_fault_id , fault_status [ TEXT ] | Skills_Required_To_Fix : part_fault_id [ INT ] Skills_Required_To_Fix.part_fault_id = Part_Faults.part_fault_id , skill_id [ INT ] Skills_Required_To_Fix.skill_id = Skills.skill_id |
-- -- Which assets did not incur any fault log? List the asset model.
| SELECT asset_model FROM Assets WHERE asset_id NOT IN (SELECT asset_id FROM Fault_Log); |
-- Database schema
| train : id [ INT ] primary_key , train_number [ INT ] , name [ TEXT ] , origin [ TEXT ] , destination [ TEXT ] , time [ TEXT ] , interval [ TEXT ] | station : id [ INT ] primary_key , network_name [ TEXT ] , services [ TEXT ] , local_authority [ TEXT ] | route : train_id [ INT ] primary_key route.train_id = train.id , station_id [ INT ] route.station_id = station.id | weekly_weather : station_id [ INT ] primary_key weekly_weather.station_id = station.id , day_of_week [ TEXT ] , high_temperature [ INT ] , low_temperature [ INT ] , precipitation [ INT ] , wind_speed_mph [ INT ] |
-- -- list the local authorities and services provided by all stations.
| SELECT local_authority , services FROM station; |
-- Database schema
| train : id [ INT ] primary_key , train_number [ INT ] , name [ TEXT ] , origin [ TEXT ] , destination [ TEXT ] , time [ TEXT ] , interval [ TEXT ] | station : id [ INT ] primary_key , network_name [ TEXT ] , services [ TEXT ] , local_authority [ TEXT ] | route : train_id [ INT ] primary_key route.train_id = train.id , station_id [ INT ] route.station_id = station.id | weekly_weather : station_id [ INT ] primary_key weekly_weather.station_id = station.id , day_of_week [ TEXT ] , high_temperature [ INT ] , low_temperature [ INT ] , precipitation [ INT ] , wind_speed_mph [ INT ] |
-- -- show all train numbers and names ordered by their time from early to late.
| SELECT train_number , name FROM train ORDER BY TIME; |
-- Database schema
| train : id [ INT ] primary_key , train_number [ INT ] , name [ TEXT ] , origin [ TEXT ] , destination [ TEXT ] , time [ TEXT ] , interval [ TEXT ] | station : id [ INT ] primary_key , network_name [ TEXT ] , services [ TEXT ] , local_authority [ TEXT ] | route : train_id [ INT ] primary_key route.train_id = train.id , station_id [ INT ] route.station_id = station.id | weekly_weather : station_id [ INT ] primary_key weekly_weather.station_id = station.id , day_of_week [ TEXT ] , high_temperature [ INT ] , low_temperature [ INT ] , precipitation [ INT ] , wind_speed_mph [ INT ] |
-- -- Give me the times and numbers of all trains that go to Chennai, ordered by time.
| SELECT TIME , train_number FROM train WHERE destination = 'Chennai' ORDER BY TIME; |
-- Database schema
| train : id [ INT ] primary_key , train_number [ INT ] , name [ TEXT ] , origin [ TEXT ] , destination [ TEXT ] , time [ TEXT ] , interval [ TEXT ] | station : id [ INT ] primary_key , network_name [ TEXT ] , services [ TEXT ] , local_authority [ TEXT ] | route : train_id [ INT ] primary_key route.train_id = train.id , station_id [ INT ] route.station_id = station.id | weekly_weather : station_id [ INT ] primary_key weekly_weather.station_id = station.id , day_of_week [ TEXT ] , high_temperature [ INT ] , low_temperature [ INT ] , precipitation [ INT ] , wind_speed_mph [ INT ] |
-- -- How many trains have 'Express' in their names?
| SELECT count(*) FROM train WHERE name LIKE "%Express%"; |
-- Database schema
| train : id [ INT ] primary_key , train_number [ INT ] , name [ TEXT ] , origin [ TEXT ] , destination [ TEXT ] , time [ TEXT ] , interval [ TEXT ] | station : id [ INT ] primary_key , network_name [ TEXT ] , services [ TEXT ] , local_authority [ TEXT ] | route : train_id [ INT ] primary_key route.train_id = train.id , station_id [ INT ] route.station_id = station.id | weekly_weather : station_id [ INT ] primary_key weekly_weather.station_id = station.id , day_of_week [ TEXT ] , high_temperature [ INT ] , low_temperature [ INT ] , precipitation [ INT ] , wind_speed_mph [ INT ] |
-- -- Find the number and time of the train that goes from Chennai to Guruvayur.
| SELECT train_number , TIME FROM train WHERE origin = 'Chennai' AND destination = 'Guruvayur'; |
-- Database schema
| train : id [ INT ] primary_key , train_number [ INT ] , name [ TEXT ] , origin [ TEXT ] , destination [ TEXT ] , time [ TEXT ] , interval [ TEXT ] | station : id [ INT ] primary_key , network_name [ TEXT ] , services [ TEXT ] , local_authority [ TEXT ] | route : train_id [ INT ] primary_key route.train_id = train.id , station_id [ INT ] route.station_id = station.id | weekly_weather : station_id [ INT ] primary_key weekly_weather.station_id = station.id , day_of_week [ TEXT ] , high_temperature [ INT ] , low_temperature [ INT ] , precipitation [ INT ] , wind_speed_mph [ INT ] |
-- -- Find the number of trains starting from each origin.
| SELECT origin , count(*) FROM train GROUP BY origin; |
-- Database schema
| train : id [ INT ] primary_key , train_number [ INT ] , name [ TEXT ] , origin [ TEXT ] , destination [ TEXT ] , time [ TEXT ] , interval [ TEXT ] | station : id [ INT ] primary_key , network_name [ TEXT ] , services [ TEXT ] , local_authority [ TEXT ] | route : train_id [ INT ] primary_key route.train_id = train.id , station_id [ INT ] route.station_id = station.id | weekly_weather : station_id [ INT ] primary_key weekly_weather.station_id = station.id , day_of_week [ TEXT ] , high_temperature [ INT ] , low_temperature [ INT ] , precipitation [ INT ] , wind_speed_mph [ INT ] |
-- -- Find the name of the train whose route runs through greatest number of stations.
| SELECT t1.name FROM train AS t1 JOIN route AS t2 ON t1.id = t2.train_id GROUP BY t2.train_id ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| train : id [ INT ] primary_key , train_number [ INT ] , name [ TEXT ] , origin [ TEXT ] , destination [ TEXT ] , time [ TEXT ] , interval [ TEXT ] | station : id [ INT ] primary_key , network_name [ TEXT ] , services [ TEXT ] , local_authority [ TEXT ] | route : train_id [ INT ] primary_key route.train_id = train.id , station_id [ INT ] route.station_id = station.id | weekly_weather : station_id [ INT ] primary_key weekly_weather.station_id = station.id , day_of_week [ TEXT ] , high_temperature [ INT ] , low_temperature [ INT ] , precipitation [ INT ] , wind_speed_mph [ INT ] |
-- -- Find the number of trains for each station, as well as the station network name and services.
| SELECT count(*) , t1.network_name , t1.services FROM station AS t1 JOIN route AS t2 ON t1.id = t2.station_id GROUP BY t2.station_id; |
-- Database schema
| train : id [ INT ] primary_key , train_number [ INT ] , name [ TEXT ] , origin [ TEXT ] , destination [ TEXT ] , time [ TEXT ] , interval [ TEXT ] | station : id [ INT ] primary_key , network_name [ TEXT ] , services [ TEXT ] , local_authority [ TEXT ] | route : train_id [ INT ] primary_key route.train_id = train.id , station_id [ INT ] route.station_id = station.id | weekly_weather : station_id [ INT ] primary_key weekly_weather.station_id = station.id , day_of_week [ TEXT ] , high_temperature [ INT ] , low_temperature [ INT ] , precipitation [ INT ] , wind_speed_mph [ INT ] |
-- -- What is the average high temperature for each day of week?
| SELECT avg(high_temperature) , day_of_week FROM weekly_weather GROUP BY day_of_week; |
-- Database schema
| train : id [ INT ] primary_key , train_number [ INT ] , name [ TEXT ] , origin [ TEXT ] , destination [ TEXT ] , time [ TEXT ] , interval [ TEXT ] | station : id [ INT ] primary_key , network_name [ TEXT ] , services [ TEXT ] , local_authority [ TEXT ] | route : train_id [ INT ] primary_key route.train_id = train.id , station_id [ INT ] route.station_id = station.id | weekly_weather : station_id [ INT ] primary_key weekly_weather.station_id = station.id , day_of_week [ TEXT ] , high_temperature [ INT ] , low_temperature [ INT ] , precipitation [ INT ] , wind_speed_mph [ INT ] |
-- -- Give me the maximum low temperature and average precipitation at the Amersham station.
| SELECT max(t1.low_temperature) , avg(t1.precipitation) FROM weekly_weather AS t1 JOIN station AS t2 ON t1.station_id = t2.id WHERE t2.network_name = "Amersham"; |
-- Database schema
| train : id [ INT ] primary_key , train_number [ INT ] , name [ TEXT ] , origin [ TEXT ] , destination [ TEXT ] , time [ TEXT ] , interval [ TEXT ] | station : id [ INT ] primary_key , network_name [ TEXT ] , services [ TEXT ] , local_authority [ TEXT ] | route : train_id [ INT ] primary_key route.train_id = train.id , station_id [ INT ] route.station_id = station.id | weekly_weather : station_id [ INT ] primary_key weekly_weather.station_id = station.id , day_of_week [ TEXT ] , high_temperature [ INT ] , low_temperature [ INT ] , precipitation [ INT ] , wind_speed_mph [ INT ] |
-- -- Find names and times of trains that run through stations for the local authority Chiltern.
| SELECT t3.name , t3.time FROM station AS t1 JOIN route AS t2 ON t1.id = t2.station_id JOIN train AS t3 ON t2.train_id = t3.id WHERE t1.local_authority = "Chiltern"; |
-- Database schema
| train : id [ INT ] primary_key , train_number [ INT ] , name [ TEXT ] , origin [ TEXT ] , destination [ TEXT ] , time [ TEXT ] , interval [ TEXT ] | station : id [ INT ] primary_key , network_name [ TEXT ] , services [ TEXT ] , local_authority [ TEXT ] | route : train_id [ INT ] primary_key route.train_id = train.id , station_id [ INT ] route.station_id = station.id | weekly_weather : station_id [ INT ] primary_key weekly_weather.station_id = station.id , day_of_week [ TEXT ] , high_temperature [ INT ] , low_temperature [ INT ] , precipitation [ INT ] , wind_speed_mph [ INT ] |
-- -- How many different services are provided by all stations?
| SELECT count(DISTINCT services) FROM station; |
-- Database schema
| train : id [ INT ] primary_key , train_number [ INT ] , name [ TEXT ] , origin [ TEXT ] , destination [ TEXT ] , time [ TEXT ] , interval [ TEXT ] | station : id [ INT ] primary_key , network_name [ TEXT ] , services [ TEXT ] , local_authority [ TEXT ] | route : train_id [ INT ] primary_key route.train_id = train.id , station_id [ INT ] route.station_id = station.id | weekly_weather : station_id [ INT ] primary_key weekly_weather.station_id = station.id , day_of_week [ TEXT ] , high_temperature [ INT ] , low_temperature [ INT ] , precipitation [ INT ] , wind_speed_mph [ INT ] |
-- -- Find the id and local authority of the station with has the highest average high temperature.
| SELECT t2.id , t2.local_authority FROM weekly_weather AS t1 JOIN station AS t2 ON t1.station_id = t2.id GROUP BY t1.station_id ORDER BY avg(high_temperature) DESC LIMIT 1; |
-- Database schema
| train : id [ INT ] primary_key , train_number [ INT ] , name [ TEXT ] , origin [ TEXT ] , destination [ TEXT ] , time [ TEXT ] , interval [ TEXT ] | station : id [ INT ] primary_key , network_name [ TEXT ] , services [ TEXT ] , local_authority [ TEXT ] | route : train_id [ INT ] primary_key route.train_id = train.id , station_id [ INT ] route.station_id = station.id | weekly_weather : station_id [ INT ] primary_key weekly_weather.station_id = station.id , day_of_week [ TEXT ] , high_temperature [ INT ] , low_temperature [ INT ] , precipitation [ INT ] , wind_speed_mph [ INT ] |
-- -- Find the id and local authority of the station whose maximum precipitation is higher than 50.
| SELECT t2.id , t2.local_authority FROM weekly_weather AS t1 JOIN station AS t2 ON t1.station_id = t2.id GROUP BY t1.station_id HAVING max(t1.precipitation) > 50; |
-- Database schema
| train : id [ INT ] primary_key , train_number [ INT ] , name [ TEXT ] , origin [ TEXT ] , destination [ TEXT ] , time [ TEXT ] , interval [ TEXT ] | station : id [ INT ] primary_key , network_name [ TEXT ] , services [ TEXT ] , local_authority [ TEXT ] | route : train_id [ INT ] primary_key route.train_id = train.id , station_id [ INT ] route.station_id = station.id | weekly_weather : station_id [ INT ] primary_key weekly_weather.station_id = station.id , day_of_week [ TEXT ] , high_temperature [ INT ] , low_temperature [ INT ] , precipitation [ INT ] , wind_speed_mph [ INT ] |
-- -- show the lowest low temperature and highest wind speed in miles per hour.
| SELECT min(low_temperature) , max(wind_speed_mph) FROM weekly_weather; |
-- Database schema
| train : id [ INT ] primary_key , train_number [ INT ] , name [ TEXT ] , origin [ TEXT ] , destination [ TEXT ] , time [ TEXT ] , interval [ TEXT ] | station : id [ INT ] primary_key , network_name [ TEXT ] , services [ TEXT ] , local_authority [ TEXT ] | route : train_id [ INT ] primary_key route.train_id = train.id , station_id [ INT ] route.station_id = station.id | weekly_weather : station_id [ INT ] primary_key weekly_weather.station_id = station.id , day_of_week [ TEXT ] , high_temperature [ INT ] , low_temperature [ INT ] , precipitation [ INT ] , wind_speed_mph [ INT ] |
-- -- Find the origins from which more than 1 train starts.
| SELECT origin FROM train GROUP BY origin HAVING count(*) > 1; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- Find the number of professors in accounting department.
| SELECT count(*) FROM professor AS T1 JOIN department AS T2 ON T1.dept_code = T2.dept_code WHERE DEPT_NAME = "Accounting"; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- How many professors are in the accounting dept?
| SELECT count(*) FROM professor AS T1 JOIN department AS T2 ON T1.dept_code = T2.dept_code WHERE DEPT_NAME = "Accounting"; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- How many professors are teaching class with code ACCT-211?
| SELECT count(DISTINCT PROF_NUM) FROM CLASS WHERE CRS_CODE = "ACCT-211"; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- How many professors teach a class with the code ACCT-211?
| SELECT count(DISTINCT PROF_NUM) FROM CLASS WHERE CRS_CODE = "ACCT-211"; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- What is the first and last name of the professor in biology department?
| SELECT T3.EMP_FNAME , T3.EMP_LNAME FROM professor AS T1 JOIN department AS T2 ON T1.dept_code = T2.dept_code JOIN employee AS T3 ON T1.EMP_NUM = T3.EMP_NUM WHERE DEPT_NAME = "Biology"; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- What are the first and last name of all biology professors?
| SELECT T3.EMP_FNAME , T3.EMP_LNAME FROM professor AS T1 JOIN department AS T2 ON T1.dept_code = T2.dept_code JOIN employee AS T3 ON T1.EMP_NUM = T3.EMP_NUM WHERE DEPT_NAME = "Biology"; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- What are the first names and date of birth of professors teaching course ACCT-211?
| SELECT DISTINCT T1.EMP_FNAME , T1.EMP_DOB FROM employee AS T1 JOIN CLASS AS T2 ON T1.EMP_NUM = T2.PROF_NUM WHERE CRS_CODE = "ACCT-211"; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- What are the first names and birthdates of the professors in charge of ACCT-211?
| SELECT DISTINCT T1.EMP_FNAME , T1.EMP_DOB FROM employee AS T1 JOIN CLASS AS T2 ON T1.EMP_NUM = T2.PROF_NUM WHERE CRS_CODE = "ACCT-211"; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- How many classes are professor whose last name is Graztevski has?
| SELECT count(*) FROM employee AS T1 JOIN CLASS AS T2 ON T1.EMP_NUM = T2.PROF_NUM WHERE T1.EMP_LNAME = 'Graztevski'; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- How many classes does the professor whose last name is Graztevski teach?
| SELECT count(*) FROM employee AS T1 JOIN CLASS AS T2 ON T1.EMP_NUM = T2.PROF_NUM WHERE T1.EMP_LNAME = 'Graztevski'; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- What is the code of the school where the accounting department belongs to?
| SELECT school_code FROM department WHERE dept_name = "Accounting"; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- What is the school code of the accounting department?
| SELECT school_code FROM department WHERE dept_name = "Accounting"; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- How many credits does course CIS-220 have, and what its description?
| SELECT crs_credit , crs_description FROM course WHERE crs_code = 'CIS-220'; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- What is the description for the CIS-220 and how many credits does it have?
| SELECT crs_credit , crs_description FROM course WHERE crs_code = 'CIS-220'; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- what is the address of history department?
| SELECT dept_address FROM department WHERE dept_name = 'History'; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- Where is the history department?
| SELECT dept_address FROM department WHERE dept_name = 'History'; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- How many different locations does the school with code BUS has?
| SELECT count(DISTINCT dept_address) FROM department WHERE school_code = 'BUS'; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- What are the different locations of the school with the code BUS?
| SELECT count(DISTINCT dept_address) FROM department WHERE school_code = 'BUS'; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- How many different locations does each school have?
| SELECT count(DISTINCT dept_address) , school_code FROM department GROUP BY school_code; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- Count different addresses of each school.
| SELECT count(DISTINCT dept_address) , school_code FROM department GROUP BY school_code; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- Find the description and credit for the course QM-261?
| SELECT crs_credit , crs_description FROM course WHERE crs_code = 'QM-261'; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- What is the course description and number of credits for QM-261?
| SELECT crs_credit , crs_description FROM course WHERE crs_code = 'QM-261'; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- Find the number of departments in each school.
| SELECT count(DISTINCT dept_name) , school_code FROM department GROUP BY school_code; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- How many departments are in each school?
| SELECT count(DISTINCT dept_name) , school_code FROM department GROUP BY school_code; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- Find the number of different departments in each school whose number of different departments is less than 5.
| SELECT count(DISTINCT dept_name) , school_code FROM department GROUP BY school_code HAVING count(DISTINCT dept_name) < 5; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- How many different departments are there in each school that has less than 5 apartments?
| SELECT count(DISTINCT dept_name) , school_code FROM department GROUP BY school_code HAVING count(DISTINCT dept_name) < 5; |
-- Database schema
| CLASS : CLASS_CODE [ TEXT ] primary_key , CRS_CODE [ TEXT ] CLASS.CRS_CODE = COURSE.CRS_CODE , CLASS_SECTION [ TEXT ] , CLASS_TIME [ TEXT ] , CLASS_ROOM [ TEXT ] , PROF_NUM [ INT ] CLASS.PROF_NUM = EMPLOYEE.EMP_NUM | COURSE : CRS_CODE [ TEXT ] primary_key , DEPT_CODE [ TEXT ] COURSE.DEPT_CODE = DEPARTMENT.DEPT_CODE , CRS_DESCRIPTION [ TEXT ] , CRS_CREDIT [ INT ] | DEPARTMENT : DEPT_CODE [ TEXT ] primary_key , DEPT_NAME [ TEXT ] , SCHOOL_CODE [ TEXT ] , EMP_NUM [ INT ] DEPARTMENT.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_ADDRESS [ TEXT ] , DEPT_EXTENSION [ TEXT ] | EMPLOYEE : EMP_NUM [ INT ] primary_key , EMP_LNAME [ TEXT ] , EMP_FNAME [ TEXT ] , EMP_INITIAL [ TEXT ] , EMP_JOBCODE [ TEXT ] , EMP_HIREDATE [ TEXT ] , EMP_DOB [ TEXT ] | ENROLL : CLASS_CODE [ TEXT ] ENROLL.CLASS_CODE = CLASS.CLASS_CODE , STU_NUM [ INT ] ENROLL.STU_NUM = STUDENT.STU_NUM , ENROLL_GRADE [ TEXT ] | PROFESSOR : EMP_NUM [ INT ] PROFESSOR.EMP_NUM = EMPLOYEE.EMP_NUM , DEPT_CODE [ TEXT ] PROFESSOR.DEPT_CODE = DEPARTMENT.DEPT_CODE , PROF_OFFICE [ TEXT ] , PROF_EXTENSION [ TEXT ] , PROF_HIGH_DEGREE [ TEXT ] | STUDENT : STU_NUM [ INT ] primary_key , STU_LNAME [ TEXT ] , STU_FNAME [ TEXT ] , STU_INIT [ TEXT ] , STU_DOB [ TEXT ] , STU_HRS [ INT ] , STU_CLASS [ TEXT ] , STU_GPA [ INT ] , STU_TRANSFER [ INT ] , DEPT_CODE [ TEXT ] STUDENT.DEPT_CODE = DEPARTMENT.DEPT_CODE , STU_PHONE [ TEXT ] , PROF_NUM [ INT ] |
-- -- How many sections does each course has?
| SELECT count(*) , crs_code FROM CLASS GROUP BY crs_code; |
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