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stringlengths 236
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-- Database schema
| county : County_Id [ INT ] primary_key , County_name [ TEXT ] , Population [ INT ] , Zip_code [ TEXT ] | party : Party_ID [ INT ] primary_key , Year [ INT ] , Party [ TEXT ] , Governor [ TEXT ] , Lieutenant_Governor [ TEXT ] , Comptroller [ TEXT ] , Attorney_General [ TEXT ] , US_Senate [ TEXT ] | election : Election_ID [ INT ] primary_key , Counties_Represented [ TEXT ] , District [ INT ] election.District = county.County_Id , Delegate [ TEXT ] , Party [ INT ] election.Party = party.Party_ID , First_Elected [ INT ] , Committee [ TEXT ] |
-- -- Which committees have delegates from both democratic party and liberal party?
| SELECT T1.Committee FROM election AS T1 JOIN party AS T2 ON T1.Party = T2.Party_ID WHERE T2.Party = "Democratic" INTERSECT SELECT T1.Committee FROM election AS T1 JOIN party AS T2 ON T1.Party = T2.Party_ID WHERE T2.Party = "Liberal"; |
-- Database schema
| county : County_Id [ INT ] primary_key , County_name [ TEXT ] , Population [ INT ] , Zip_code [ TEXT ] | party : Party_ID [ INT ] primary_key , Year [ INT ] , Party [ TEXT ] , Governor [ TEXT ] , Lieutenant_Governor [ TEXT ] , Comptroller [ TEXT ] , Attorney_General [ TEXT ] , US_Senate [ TEXT ] | election : Election_ID [ INT ] primary_key , Counties_Represented [ TEXT ] , District [ INT ] election.District = county.County_Id , Delegate [ TEXT ] , Party [ INT ] election.Party = party.Party_ID , First_Elected [ INT ] , Committee [ TEXT ] |
-- -- Find the committees that have delegates both from from the democratic party and the liberal party.
| SELECT T1.Committee FROM election AS T1 JOIN party AS T2 ON T1.Party = T2.Party_ID WHERE T2.Party = "Democratic" INTERSECT SELECT T1.Committee FROM election AS T1 JOIN party AS T2 ON T1.Party = T2.Party_ID WHERE T2.Party = "Liberal"; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- How many journalists are there?
| SELECT count(*) FROM journalist; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- List the names of journalists in ascending order of years working.
| SELECT Name FROM journalist ORDER BY Years_working ASC; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- What are the nationalities and ages of journalists?
| SELECT Nationality , Age FROM journalist; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- Show the names of journalists from "England" or "Wales".
| SELECT Name FROM journalist WHERE Nationality = "England" OR Nationality = "Wales"; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- What is the average number of years spent working as a journalist?
| SELECT avg(Years_working) FROM journalist; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- What is the nationality of the journalist with the largest number of years working?
| SELECT Nationality FROM journalist ORDER BY Years_working DESC LIMIT 1; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- Show the different nationalities and the number of journalists of each nationality.
| SELECT Nationality , COUNT(*) FROM journalist GROUP BY Nationality; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- Show the most common nationality for journalists.
| SELECT Nationality FROM journalist GROUP BY Nationality ORDER BY COUNT(*) DESC LIMIT 1; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- Show the nations that have both journalists with more than 10 years of working and journalists with less than 3 years of working.
| SELECT Nationality FROM journalist WHERE Years_working > 10 INTERSECT SELECT Nationality FROM journalist WHERE Years_working < 3; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- Show the dates, places, and names of events in descending order of the attendance.
| SELECT Date , Name , venue FROM event ORDER BY Event_Attendance DESC; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- Show the names of journalists and the dates of the events they reported.
| SELECT T3.Name , T2.Date FROM news_report AS T1 JOIN event AS T2 ON T1.Event_ID = T2.Event_ID JOIN journalist AS T3 ON T1.journalist_ID = T3.journalist_ID; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- Show the names of journalists and the names of the events they reported in ascending order
| SELECT T3.Name , T2.Name FROM news_report AS T1 JOIN event AS T2 ON T1.Event_ID = T2.Event_ID JOIN journalist AS T3 ON T1.journalist_ID = T3.journalist_ID ORDER BY T2.Event_Attendance ASC; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- Show the names of journalists and the number of events they reported.
| SELECT T3.Name , COUNT(*) FROM news_report AS T1 JOIN event AS T2 ON T1.Event_ID = T2.Event_ID JOIN journalist AS T3 ON T1.journalist_ID = T3.journalist_ID GROUP BY T3.Name; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- Show the names of journalists that have reported more than one event.
| SELECT T3.Name FROM news_report AS T1 JOIN event AS T2 ON T1.Event_ID = T2.Event_ID JOIN journalist AS T3 ON T1.journalist_ID = T3.journalist_ID GROUP BY T3.Name HAVING COUNT(*) > 1; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- List the names of journalists who have not reported any event.
| SELECT Name FROM journalist WHERE journalist_ID NOT IN (SELECT journalist_ID FROM news_report); |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- what are the average and maximum attendances of all events?
| SELECT avg(Event_Attendance) , max(Event_Attendance) FROM event; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- Find the average age and experience working length of journalists working on different role type.
| SELECT avg(t1.age) , avg(Years_working) , t2.work_type FROM journalist AS t1 JOIN news_report AS t2 ON t1.journalist_id = t2.journalist_id GROUP BY t2.work_type; |
-- Database schema
| event : Event_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] , Event_Attendance [ INT ] | journalist : journalist_ID [ INT ] primary_key , Name [ TEXT ] , Nationality [ TEXT ] , Age [ TEXT ] , Years_working [ INT ] | news_report : journalist_ID [ INT ] primary_key news_report.journalist_ID = journalist.journalist_ID , Event_ID [ INT ] news_report.Event_ID = event.Event_ID , Work_Type [ TEXT ] |
-- -- List the event venues and names that have the top 2 most number of people attended.
| SELECT venue , name FROM event ORDER BY Event_Attendance DESC LIMIT 2; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- Show me all the restaurants.
| SELECT ResName FROM Restaurant; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- What is the address of the restaurant Subway?
| SELECT Address FROM Restaurant WHERE ResName = "Subway"; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- What is the rating of the restaurant Subway?
| SELECT Rating FROM Restaurant WHERE ResName = "Subway"; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- List all restaurant types.
| SELECT ResTypeName FROM Restaurant_Type; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- What is the description of the restaurant type Sandwich?
| SELECT ResTypeDescription FROM Restaurant_Type WHERE ResTypeName = "Sandwich"; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- Which restaurants have highest rating? List the restaurant name and its rating.
| SELECT ResName , Rating FROM Restaurant ORDER BY Rating DESC LIMIT 1; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- What is the age of student Linda Smith?
| SELECT Age FROM Student WHERE Fname = "Linda" AND Lname = "Smith"; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- What is the gender of the student Linda Smith?
| SELECT Sex FROM Student WHERE Fname = "Linda" AND Lname = "Smith"; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- List all students' first names and last names who majored in 600.
| SELECT Fname , Lname FROM Student WHERE Major = 600; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- Which city does student Linda Smith live in?
| SELECT city_code FROM Student WHERE Fname = "Linda" AND Lname = "Smith"; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- Advisor 1121 has how many students?
| SELECT count(*) FROM Student WHERE Advisor = 1121; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- Which Advisor has most of students? List advisor and the number of students.
| SELECT Advisor , count(*) FROM Student GROUP BY Advisor ORDER BY count(Advisor) DESC LIMIT 1; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- Which major has least number of students? List the major and the number of students.
| SELECT Major , count(*) FROM Student GROUP BY Major ORDER BY count(Major) ASC LIMIT 1; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- Which major has between 2 and 30 number of students? List major and the number of students.
| SELECT Major , count(*) FROM Student GROUP BY Major HAVING count(Major) BETWEEN 2 AND 30; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- Which student's age is older than 18 and is majoring in 600? List each student's first and last name.
| SELECT Fname , Lname FROM Student WHERE Age > 18 AND Major = 600; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- List all female students age is older than 18 who is not majoring in 600. List students' first name and last name.
| SELECT Fname , Lname FROM Student WHERE Age > 18 AND Major != 600 AND Sex = 'F'; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- How many restaurant is the Sandwich type restaurant?
| SELECT count(*) FROM Restaurant JOIN Type_Of_Restaurant ON Restaurant.ResID = Type_Of_Restaurant.ResID JOIN Restaurant_Type ON Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID GROUP BY Type_Of_Restaurant.ResTypeID HAVING Restaurant_Type.ResTypeName = 'Sandwich'; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- How long does student Linda Smith spend on the restaurant in total?
| SELECT sum(Spent) FROM Student JOIN Visits_Restaurant ON Student.StuID = Visits_Restaurant.StuID WHERE Student.Fname = "Linda" AND Student.Lname = "Smith"; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- How many times has the student Linda Smith visited Subway?
| SELECT count(*) FROM Student JOIN Visits_Restaurant ON Student.StuID = Visits_Restaurant.StuID JOIN Restaurant ON Visits_Restaurant.ResID = Restaurant.ResID WHERE Student.Fname = "Linda" AND Student.Lname = "Smith" AND Restaurant.ResName = "Subway"; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- When did Linda Smith visit Subway?
| SELECT TIME FROM Student JOIN Visits_Restaurant ON Student.StuID = Visits_Restaurant.StuID JOIN Restaurant ON Visits_Restaurant.ResID = Restaurant.ResID WHERE Student.Fname = "Linda" AND Student.Lname = "Smith" AND Restaurant.ResName = "Subway"; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- At which restaurant did the students spend the least amount of time? List restaurant and the time students spent on in total.
| SELECT Restaurant.ResName , sum(Visits_Restaurant.Spent) FROM Visits_Restaurant JOIN Restaurant ON Visits_Restaurant.ResID = Restaurant.ResID GROUP BY Restaurant.ResID ORDER BY sum(Visits_Restaurant.Spent) ASC LIMIT 1; |
-- Database schema
| Student : StuID [ INT ] primary_key , LName [ TEXT ] , Fname [ TEXT ] , Age [ INT ] , Sex [ TEXT ] , Major [ INT ] , Advisor [ INT ] , city_code [ TEXT ] | Restaurant : ResID [ INT ] primary_key , ResName [ TEXT ] , Address [ TEXT ] , Rating [ INT ] | Type_Of_Restaurant : ResID [ INT ] Type_Of_Restaurant.ResID = Restaurant.ResID , ResTypeID [ INT ] Type_Of_Restaurant.ResTypeID = Restaurant_Type.ResTypeID | Restaurant_Type : ResTypeID [ INT ] primary_key , ResTypeName [ TEXT ] , ResTypeDescription [ TEXT ] | Visits_Restaurant : StuID [ INT ] Visits_Restaurant.StuID = Student.StuID , ResID [ INT ] Visits_Restaurant.ResID = Restaurant.ResID , Time [ TEXT ] , Spent [ INT ] |
-- -- Which student visited restaurant most often? List student's first name and last name.
| SELECT Student.Fname , Student.Lname FROM Student JOIN Visits_Restaurant ON Student.StuID = Visits_Restaurant.StuID GROUP BY Student.StuID ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Products : product_id [ INT ] primary_key , product_name [ TEXT ] , product_price [ INT ] , product_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , address_details [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] | Customers : customer_id [ INT ] primary_key , payment_method [ TEXT ] , customer_name [ TEXT ] , customer_phone [ TEXT ] , customer_email [ TEXT ] , date_became_customer [ TEXT ] | Regular_Orders : regular_order_id [ INT ] primary_key , distributer_id [ INT ] Regular_Orders.distributer_id = Customers.customer_id | Regular_Order_Products : regular_order_id [ INT ] Regular_Order_Products.regular_order_id = Regular_Orders.regular_order_id , product_id [ INT ] Regular_Order_Products.product_id = Products.product_id | Actual_Orders : actual_order_id [ INT ] primary_key , order_status_code [ TEXT ] , regular_order_id [ INT ] Actual_Orders.regular_order_id = Regular_Orders.regular_order_id , actual_order_date [ TEXT ] | Actual_Order_Products : actual_order_id [ INT ] Actual_Order_Products.actual_order_id = Actual_Orders.actual_order_id , product_id [ INT ] Actual_Order_Products.product_id = Products.product_id | Customer_Addresses : customer_id [ INT ] Customer_Addresses.customer_id = Customers.customer_id , address_id [ INT ] Customer_Addresses.address_id = Addresses.address_id , date_from [ TEXT ] , address_type [ TEXT ] , date_to [ TEXT ] | Delivery_Routes : route_id [ INT ] primary_key , route_name [ TEXT ] , other_route_details [ TEXT ] | Delivery_Route_Locations : location_code [ TEXT ] primary_key , route_id [ INT ] Delivery_Route_Locations.route_id = Delivery_Routes.route_id , location_address_id [ INT ] Delivery_Route_Locations.location_address_id = Addresses.address_id , location_name [ TEXT ] | Trucks : truck_id [ INT ] primary_key , truck_licence_number [ TEXT ] , truck_details [ TEXT ] | Employees : employee_id [ INT ] primary_key , employee_address_id [ INT ] Employees.employee_address_id = Addresses.address_id , employee_name [ TEXT ] , employee_phone [ TEXT ] | Order_Deliveries : location_code [ TEXT ] Order_Deliveries.location_code = Delivery_Route_Locations.location_code , actual_order_id [ INT ] Order_Deliveries.actual_order_id = Actual_Orders.actual_order_id , delivery_status_code [ TEXT ] , driver_employee_id [ INT ] Order_Deliveries.driver_employee_id = Employees.employee_id , truck_id [ INT ] Order_Deliveries.truck_id = Trucks.truck_id , delivery_date [ TEXT ] |
-- -- Find the ids of orders whose status is 'Success'.
| SELECT actual_order_id FROM actual_orders WHERE order_status_code = 'Success'; |
-- Database schema
| Products : product_id [ INT ] primary_key , product_name [ TEXT ] , product_price [ INT ] , product_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , address_details [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] | Customers : customer_id [ INT ] primary_key , payment_method [ TEXT ] , customer_name [ TEXT ] , customer_phone [ TEXT ] , customer_email [ TEXT ] , date_became_customer [ TEXT ] | Regular_Orders : regular_order_id [ INT ] primary_key , distributer_id [ INT ] Regular_Orders.distributer_id = Customers.customer_id | Regular_Order_Products : regular_order_id [ INT ] Regular_Order_Products.regular_order_id = Regular_Orders.regular_order_id , product_id [ INT ] Regular_Order_Products.product_id = Products.product_id | Actual_Orders : actual_order_id [ INT ] primary_key , order_status_code [ TEXT ] , regular_order_id [ INT ] Actual_Orders.regular_order_id = Regular_Orders.regular_order_id , actual_order_date [ TEXT ] | Actual_Order_Products : actual_order_id [ INT ] Actual_Order_Products.actual_order_id = Actual_Orders.actual_order_id , product_id [ INT ] Actual_Order_Products.product_id = Products.product_id | Customer_Addresses : customer_id [ INT ] Customer_Addresses.customer_id = Customers.customer_id , address_id [ INT ] Customer_Addresses.address_id = Addresses.address_id , date_from [ TEXT ] , address_type [ TEXT ] , date_to [ TEXT ] | Delivery_Routes : route_id [ INT ] primary_key , route_name [ TEXT ] , other_route_details [ TEXT ] | Delivery_Route_Locations : location_code [ TEXT ] primary_key , route_id [ INT ] Delivery_Route_Locations.route_id = Delivery_Routes.route_id , location_address_id [ INT ] Delivery_Route_Locations.location_address_id = Addresses.address_id , location_name [ TEXT ] | Trucks : truck_id [ INT ] primary_key , truck_licence_number [ TEXT ] , truck_details [ TEXT ] | Employees : employee_id [ INT ] primary_key , employee_address_id [ INT ] Employees.employee_address_id = Addresses.address_id , employee_name [ TEXT ] , employee_phone [ TEXT ] | Order_Deliveries : location_code [ TEXT ] Order_Deliveries.location_code = Delivery_Route_Locations.location_code , actual_order_id [ INT ] Order_Deliveries.actual_order_id = Actual_Orders.actual_order_id , delivery_status_code [ TEXT ] , driver_employee_id [ INT ] Order_Deliveries.driver_employee_id = Employees.employee_id , truck_id [ INT ] Order_Deliveries.truck_id = Trucks.truck_id , delivery_date [ TEXT ] |
-- -- Find the name and price of the product that has been ordered the greatest number of times.
| SELECT t1.product_name , t1.product_price FROM products AS t1 JOIN regular_order_products AS t2 ON t1.product_id = t2.product_id GROUP BY t2.product_id ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Products : product_id [ INT ] primary_key , product_name [ TEXT ] , product_price [ INT ] , product_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , address_details [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] | Customers : customer_id [ INT ] primary_key , payment_method [ TEXT ] , customer_name [ TEXT ] , customer_phone [ TEXT ] , customer_email [ TEXT ] , date_became_customer [ TEXT ] | Regular_Orders : regular_order_id [ INT ] primary_key , distributer_id [ INT ] Regular_Orders.distributer_id = Customers.customer_id | Regular_Order_Products : regular_order_id [ INT ] Regular_Order_Products.regular_order_id = Regular_Orders.regular_order_id , product_id [ INT ] Regular_Order_Products.product_id = Products.product_id | Actual_Orders : actual_order_id [ INT ] primary_key , order_status_code [ TEXT ] , regular_order_id [ INT ] Actual_Orders.regular_order_id = Regular_Orders.regular_order_id , actual_order_date [ TEXT ] | Actual_Order_Products : actual_order_id [ INT ] Actual_Order_Products.actual_order_id = Actual_Orders.actual_order_id , product_id [ INT ] Actual_Order_Products.product_id = Products.product_id | Customer_Addresses : customer_id [ INT ] Customer_Addresses.customer_id = Customers.customer_id , address_id [ INT ] Customer_Addresses.address_id = Addresses.address_id , date_from [ TEXT ] , address_type [ TEXT ] , date_to [ TEXT ] | Delivery_Routes : route_id [ INT ] primary_key , route_name [ TEXT ] , other_route_details [ TEXT ] | Delivery_Route_Locations : location_code [ TEXT ] primary_key , route_id [ INT ] Delivery_Route_Locations.route_id = Delivery_Routes.route_id , location_address_id [ INT ] Delivery_Route_Locations.location_address_id = Addresses.address_id , location_name [ TEXT ] | Trucks : truck_id [ INT ] primary_key , truck_licence_number [ TEXT ] , truck_details [ TEXT ] | Employees : employee_id [ INT ] primary_key , employee_address_id [ INT ] Employees.employee_address_id = Addresses.address_id , employee_name [ TEXT ] , employee_phone [ TEXT ] | Order_Deliveries : location_code [ TEXT ] Order_Deliveries.location_code = Delivery_Route_Locations.location_code , actual_order_id [ INT ] Order_Deliveries.actual_order_id = Actual_Orders.actual_order_id , delivery_status_code [ TEXT ] , driver_employee_id [ INT ] Order_Deliveries.driver_employee_id = Employees.employee_id , truck_id [ INT ] Order_Deliveries.truck_id = Trucks.truck_id , delivery_date [ TEXT ] |
-- -- Find the number of customers in total.
| SELECT count(*) FROM customers; |
-- Database schema
| Products : product_id [ INT ] primary_key , product_name [ TEXT ] , product_price [ INT ] , product_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , address_details [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] | Customers : customer_id [ INT ] primary_key , payment_method [ TEXT ] , customer_name [ TEXT ] , customer_phone [ TEXT ] , customer_email [ TEXT ] , date_became_customer [ TEXT ] | Regular_Orders : regular_order_id [ INT ] primary_key , distributer_id [ INT ] Regular_Orders.distributer_id = Customers.customer_id | Regular_Order_Products : regular_order_id [ INT ] Regular_Order_Products.regular_order_id = Regular_Orders.regular_order_id , product_id [ INT ] Regular_Order_Products.product_id = Products.product_id | Actual_Orders : actual_order_id [ INT ] primary_key , order_status_code [ TEXT ] , regular_order_id [ INT ] Actual_Orders.regular_order_id = Regular_Orders.regular_order_id , actual_order_date [ TEXT ] | Actual_Order_Products : actual_order_id [ INT ] Actual_Order_Products.actual_order_id = Actual_Orders.actual_order_id , product_id [ INT ] Actual_Order_Products.product_id = Products.product_id | Customer_Addresses : customer_id [ INT ] Customer_Addresses.customer_id = Customers.customer_id , address_id [ INT ] Customer_Addresses.address_id = Addresses.address_id , date_from [ TEXT ] , address_type [ TEXT ] , date_to [ TEXT ] | Delivery_Routes : route_id [ INT ] primary_key , route_name [ TEXT ] , other_route_details [ TEXT ] | Delivery_Route_Locations : location_code [ TEXT ] primary_key , route_id [ INT ] Delivery_Route_Locations.route_id = Delivery_Routes.route_id , location_address_id [ INT ] Delivery_Route_Locations.location_address_id = Addresses.address_id , location_name [ TEXT ] | Trucks : truck_id [ INT ] primary_key , truck_licence_number [ TEXT ] , truck_details [ TEXT ] | Employees : employee_id [ INT ] primary_key , employee_address_id [ INT ] Employees.employee_address_id = Addresses.address_id , employee_name [ TEXT ] , employee_phone [ TEXT ] | Order_Deliveries : location_code [ TEXT ] Order_Deliveries.location_code = Delivery_Route_Locations.location_code , actual_order_id [ INT ] Order_Deliveries.actual_order_id = Actual_Orders.actual_order_id , delivery_status_code [ TEXT ] , driver_employee_id [ INT ] Order_Deliveries.driver_employee_id = Employees.employee_id , truck_id [ INT ] Order_Deliveries.truck_id = Trucks.truck_id , delivery_date [ TEXT ] |
-- -- How many different payment methods are there?
| SELECT count(DISTINCT payment_method) FROM customers; |
-- Database schema
| Products : product_id [ INT ] primary_key , product_name [ TEXT ] , product_price [ INT ] , product_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , address_details [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] | Customers : customer_id [ INT ] primary_key , payment_method [ TEXT ] , customer_name [ TEXT ] , customer_phone [ TEXT ] , customer_email [ TEXT ] , date_became_customer [ TEXT ] | Regular_Orders : regular_order_id [ INT ] primary_key , distributer_id [ INT ] Regular_Orders.distributer_id = Customers.customer_id | Regular_Order_Products : regular_order_id [ INT ] Regular_Order_Products.regular_order_id = Regular_Orders.regular_order_id , product_id [ INT ] Regular_Order_Products.product_id = Products.product_id | Actual_Orders : actual_order_id [ INT ] primary_key , order_status_code [ TEXT ] , regular_order_id [ INT ] Actual_Orders.regular_order_id = Regular_Orders.regular_order_id , actual_order_date [ TEXT ] | Actual_Order_Products : actual_order_id [ INT ] Actual_Order_Products.actual_order_id = Actual_Orders.actual_order_id , product_id [ INT ] Actual_Order_Products.product_id = Products.product_id | Customer_Addresses : customer_id [ INT ] Customer_Addresses.customer_id = Customers.customer_id , address_id [ INT ] Customer_Addresses.address_id = Addresses.address_id , date_from [ TEXT ] , address_type [ TEXT ] , date_to [ TEXT ] | Delivery_Routes : route_id [ INT ] primary_key , route_name [ TEXT ] , other_route_details [ TEXT ] | Delivery_Route_Locations : location_code [ TEXT ] primary_key , route_id [ INT ] Delivery_Route_Locations.route_id = Delivery_Routes.route_id , location_address_id [ INT ] Delivery_Route_Locations.location_address_id = Addresses.address_id , location_name [ TEXT ] | Trucks : truck_id [ INT ] primary_key , truck_licence_number [ TEXT ] , truck_details [ TEXT ] | Employees : employee_id [ INT ] primary_key , employee_address_id [ INT ] Employees.employee_address_id = Addresses.address_id , employee_name [ TEXT ] , employee_phone [ TEXT ] | Order_Deliveries : location_code [ TEXT ] Order_Deliveries.location_code = Delivery_Route_Locations.location_code , actual_order_id [ INT ] Order_Deliveries.actual_order_id = Actual_Orders.actual_order_id , delivery_status_code [ TEXT ] , driver_employee_id [ INT ] Order_Deliveries.driver_employee_id = Employees.employee_id , truck_id [ INT ] Order_Deliveries.truck_id = Trucks.truck_id , delivery_date [ TEXT ] |
-- -- Show the details of all trucks in the order of their license number.
| SELECT truck_details FROM trucks ORDER BY truck_licence_number; |
-- Database schema
| Products : product_id [ INT ] primary_key , product_name [ TEXT ] , product_price [ INT ] , product_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , address_details [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] | Customers : customer_id [ INT ] primary_key , payment_method [ TEXT ] , customer_name [ TEXT ] , customer_phone [ TEXT ] , customer_email [ TEXT ] , date_became_customer [ TEXT ] | Regular_Orders : regular_order_id [ INT ] primary_key , distributer_id [ INT ] Regular_Orders.distributer_id = Customers.customer_id | Regular_Order_Products : regular_order_id [ INT ] Regular_Order_Products.regular_order_id = Regular_Orders.regular_order_id , product_id [ INT ] Regular_Order_Products.product_id = Products.product_id | Actual_Orders : actual_order_id [ INT ] primary_key , order_status_code [ TEXT ] , regular_order_id [ INT ] Actual_Orders.regular_order_id = Regular_Orders.regular_order_id , actual_order_date [ TEXT ] | Actual_Order_Products : actual_order_id [ INT ] Actual_Order_Products.actual_order_id = Actual_Orders.actual_order_id , product_id [ INT ] Actual_Order_Products.product_id = Products.product_id | Customer_Addresses : customer_id [ INT ] Customer_Addresses.customer_id = Customers.customer_id , address_id [ INT ] Customer_Addresses.address_id = Addresses.address_id , date_from [ TEXT ] , address_type [ TEXT ] , date_to [ TEXT ] | Delivery_Routes : route_id [ INT ] primary_key , route_name [ TEXT ] , other_route_details [ TEXT ] | Delivery_Route_Locations : location_code [ TEXT ] primary_key , route_id [ INT ] Delivery_Route_Locations.route_id = Delivery_Routes.route_id , location_address_id [ INT ] Delivery_Route_Locations.location_address_id = Addresses.address_id , location_name [ TEXT ] | Trucks : truck_id [ INT ] primary_key , truck_licence_number [ TEXT ] , truck_details [ TEXT ] | Employees : employee_id [ INT ] primary_key , employee_address_id [ INT ] Employees.employee_address_id = Addresses.address_id , employee_name [ TEXT ] , employee_phone [ TEXT ] | Order_Deliveries : location_code [ TEXT ] Order_Deliveries.location_code = Delivery_Route_Locations.location_code , actual_order_id [ INT ] Order_Deliveries.actual_order_id = Actual_Orders.actual_order_id , delivery_status_code [ TEXT ] , driver_employee_id [ INT ] Order_Deliveries.driver_employee_id = Employees.employee_id , truck_id [ INT ] Order_Deliveries.truck_id = Trucks.truck_id , delivery_date [ TEXT ] |
-- -- Find the name of the most expensive product.
| SELECT product_name FROM products ORDER BY product_price DESC LIMIT 1; |
-- Database schema
| Products : product_id [ INT ] primary_key , product_name [ TEXT ] , product_price [ INT ] , product_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , address_details [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] | Customers : customer_id [ INT ] primary_key , payment_method [ TEXT ] , customer_name [ TEXT ] , customer_phone [ TEXT ] , customer_email [ TEXT ] , date_became_customer [ TEXT ] | Regular_Orders : regular_order_id [ INT ] primary_key , distributer_id [ INT ] Regular_Orders.distributer_id = Customers.customer_id | Regular_Order_Products : regular_order_id [ INT ] Regular_Order_Products.regular_order_id = Regular_Orders.regular_order_id , product_id [ INT ] Regular_Order_Products.product_id = Products.product_id | Actual_Orders : actual_order_id [ INT ] primary_key , order_status_code [ TEXT ] , regular_order_id [ INT ] Actual_Orders.regular_order_id = Regular_Orders.regular_order_id , actual_order_date [ TEXT ] | Actual_Order_Products : actual_order_id [ INT ] Actual_Order_Products.actual_order_id = Actual_Orders.actual_order_id , product_id [ INT ] Actual_Order_Products.product_id = Products.product_id | Customer_Addresses : customer_id [ INT ] Customer_Addresses.customer_id = Customers.customer_id , address_id [ INT ] Customer_Addresses.address_id = Addresses.address_id , date_from [ TEXT ] , address_type [ TEXT ] , date_to [ TEXT ] | Delivery_Routes : route_id [ INT ] primary_key , route_name [ TEXT ] , other_route_details [ TEXT ] | Delivery_Route_Locations : location_code [ TEXT ] primary_key , route_id [ INT ] Delivery_Route_Locations.route_id = Delivery_Routes.route_id , location_address_id [ INT ] Delivery_Route_Locations.location_address_id = Addresses.address_id , location_name [ TEXT ] | Trucks : truck_id [ INT ] primary_key , truck_licence_number [ TEXT ] , truck_details [ TEXT ] | Employees : employee_id [ INT ] primary_key , employee_address_id [ INT ] Employees.employee_address_id = Addresses.address_id , employee_name [ TEXT ] , employee_phone [ TEXT ] | Order_Deliveries : location_code [ TEXT ] Order_Deliveries.location_code = Delivery_Route_Locations.location_code , actual_order_id [ INT ] Order_Deliveries.actual_order_id = Actual_Orders.actual_order_id , delivery_status_code [ TEXT ] , driver_employee_id [ INT ] Order_Deliveries.driver_employee_id = Employees.employee_id , truck_id [ INT ] Order_Deliveries.truck_id = Trucks.truck_id , delivery_date [ TEXT ] |
-- -- Find the names of customers who are not living in the state of California.
| SELECT customer_name FROM customers EXCEPT SELECT t1.customer_name FROM customers AS t1 JOIN customer_addresses AS t2 ON t1.customer_id = t2.customer_id JOIN addresses AS t3 ON t2.address_id = t3.address_id WHERE t3.state_province_county = 'California'; |
-- Database schema
| Products : product_id [ INT ] primary_key , product_name [ TEXT ] , product_price [ INT ] , product_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , address_details [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] | Customers : customer_id [ INT ] primary_key , payment_method [ TEXT ] , customer_name [ TEXT ] , customer_phone [ TEXT ] , customer_email [ TEXT ] , date_became_customer [ TEXT ] | Regular_Orders : regular_order_id [ INT ] primary_key , distributer_id [ INT ] Regular_Orders.distributer_id = Customers.customer_id | Regular_Order_Products : regular_order_id [ INT ] Regular_Order_Products.regular_order_id = Regular_Orders.regular_order_id , product_id [ INT ] Regular_Order_Products.product_id = Products.product_id | Actual_Orders : actual_order_id [ INT ] primary_key , order_status_code [ TEXT ] , regular_order_id [ INT ] Actual_Orders.regular_order_id = Regular_Orders.regular_order_id , actual_order_date [ TEXT ] | Actual_Order_Products : actual_order_id [ INT ] Actual_Order_Products.actual_order_id = Actual_Orders.actual_order_id , product_id [ INT ] Actual_Order_Products.product_id = Products.product_id | Customer_Addresses : customer_id [ INT ] Customer_Addresses.customer_id = Customers.customer_id , address_id [ INT ] Customer_Addresses.address_id = Addresses.address_id , date_from [ TEXT ] , address_type [ TEXT ] , date_to [ TEXT ] | Delivery_Routes : route_id [ INT ] primary_key , route_name [ TEXT ] , other_route_details [ TEXT ] | Delivery_Route_Locations : location_code [ TEXT ] primary_key , route_id [ INT ] Delivery_Route_Locations.route_id = Delivery_Routes.route_id , location_address_id [ INT ] Delivery_Route_Locations.location_address_id = Addresses.address_id , location_name [ TEXT ] | Trucks : truck_id [ INT ] primary_key , truck_licence_number [ TEXT ] , truck_details [ TEXT ] | Employees : employee_id [ INT ] primary_key , employee_address_id [ INT ] Employees.employee_address_id = Addresses.address_id , employee_name [ TEXT ] , employee_phone [ TEXT ] | Order_Deliveries : location_code [ TEXT ] Order_Deliveries.location_code = Delivery_Route_Locations.location_code , actual_order_id [ INT ] Order_Deliveries.actual_order_id = Actual_Orders.actual_order_id , delivery_status_code [ TEXT ] , driver_employee_id [ INT ] Order_Deliveries.driver_employee_id = Employees.employee_id , truck_id [ INT ] Order_Deliveries.truck_id = Trucks.truck_id , delivery_date [ TEXT ] |
-- -- List the names and emails of customers who payed by Visa card.
| SELECT customer_email , customer_name FROM customers WHERE payment_method = 'Visa'; |
-- Database schema
| Products : product_id [ INT ] primary_key , product_name [ TEXT ] , product_price [ INT ] , product_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , address_details [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] | Customers : customer_id [ INT ] primary_key , payment_method [ TEXT ] , customer_name [ TEXT ] , customer_phone [ TEXT ] , customer_email [ TEXT ] , date_became_customer [ TEXT ] | Regular_Orders : regular_order_id [ INT ] primary_key , distributer_id [ INT ] Regular_Orders.distributer_id = Customers.customer_id | Regular_Order_Products : regular_order_id [ INT ] Regular_Order_Products.regular_order_id = Regular_Orders.regular_order_id , product_id [ INT ] Regular_Order_Products.product_id = Products.product_id | Actual_Orders : actual_order_id [ INT ] primary_key , order_status_code [ TEXT ] , regular_order_id [ INT ] Actual_Orders.regular_order_id = Regular_Orders.regular_order_id , actual_order_date [ TEXT ] | Actual_Order_Products : actual_order_id [ INT ] Actual_Order_Products.actual_order_id = Actual_Orders.actual_order_id , product_id [ INT ] Actual_Order_Products.product_id = Products.product_id | Customer_Addresses : customer_id [ INT ] Customer_Addresses.customer_id = Customers.customer_id , address_id [ INT ] Customer_Addresses.address_id = Addresses.address_id , date_from [ TEXT ] , address_type [ TEXT ] , date_to [ TEXT ] | Delivery_Routes : route_id [ INT ] primary_key , route_name [ TEXT ] , other_route_details [ TEXT ] | Delivery_Route_Locations : location_code [ TEXT ] primary_key , route_id [ INT ] Delivery_Route_Locations.route_id = Delivery_Routes.route_id , location_address_id [ INT ] Delivery_Route_Locations.location_address_id = Addresses.address_id , location_name [ TEXT ] | Trucks : truck_id [ INT ] primary_key , truck_licence_number [ TEXT ] , truck_details [ TEXT ] | Employees : employee_id [ INT ] primary_key , employee_address_id [ INT ] Employees.employee_address_id = Addresses.address_id , employee_name [ TEXT ] , employee_phone [ TEXT ] | Order_Deliveries : location_code [ TEXT ] Order_Deliveries.location_code = Delivery_Route_Locations.location_code , actual_order_id [ INT ] Order_Deliveries.actual_order_id = Actual_Orders.actual_order_id , delivery_status_code [ TEXT ] , driver_employee_id [ INT ] Order_Deliveries.driver_employee_id = Employees.employee_id , truck_id [ INT ] Order_Deliveries.truck_id = Trucks.truck_id , delivery_date [ TEXT ] |
-- -- Find the names and phone numbers of customers living in California state.
| SELECT t1.customer_name , t1.customer_phone FROM customers AS t1 JOIN customer_addresses AS t2 ON t1.customer_id = t2.customer_id JOIN addresses AS t3 ON t2.address_id = t3.address_id WHERE t3.state_province_county = 'California'; |
-- Database schema
| Products : product_id [ INT ] primary_key , product_name [ TEXT ] , product_price [ INT ] , product_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , address_details [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] | Customers : customer_id [ INT ] primary_key , payment_method [ TEXT ] , customer_name [ TEXT ] , customer_phone [ TEXT ] , customer_email [ TEXT ] , date_became_customer [ TEXT ] | Regular_Orders : regular_order_id [ INT ] primary_key , distributer_id [ INT ] Regular_Orders.distributer_id = Customers.customer_id | Regular_Order_Products : regular_order_id [ INT ] Regular_Order_Products.regular_order_id = Regular_Orders.regular_order_id , product_id [ INT ] Regular_Order_Products.product_id = Products.product_id | Actual_Orders : actual_order_id [ INT ] primary_key , order_status_code [ TEXT ] , regular_order_id [ INT ] Actual_Orders.regular_order_id = Regular_Orders.regular_order_id , actual_order_date [ TEXT ] | Actual_Order_Products : actual_order_id [ INT ] Actual_Order_Products.actual_order_id = Actual_Orders.actual_order_id , product_id [ INT ] Actual_Order_Products.product_id = Products.product_id | Customer_Addresses : customer_id [ INT ] Customer_Addresses.customer_id = Customers.customer_id , address_id [ INT ] Customer_Addresses.address_id = Addresses.address_id , date_from [ TEXT ] , address_type [ TEXT ] , date_to [ TEXT ] | Delivery_Routes : route_id [ INT ] primary_key , route_name [ TEXT ] , other_route_details [ TEXT ] | Delivery_Route_Locations : location_code [ TEXT ] primary_key , route_id [ INT ] Delivery_Route_Locations.route_id = Delivery_Routes.route_id , location_address_id [ INT ] Delivery_Route_Locations.location_address_id = Addresses.address_id , location_name [ TEXT ] | Trucks : truck_id [ INT ] primary_key , truck_licence_number [ TEXT ] , truck_details [ TEXT ] | Employees : employee_id [ INT ] primary_key , employee_address_id [ INT ] Employees.employee_address_id = Addresses.address_id , employee_name [ TEXT ] , employee_phone [ TEXT ] | Order_Deliveries : location_code [ TEXT ] Order_Deliveries.location_code = Delivery_Route_Locations.location_code , actual_order_id [ INT ] Order_Deliveries.actual_order_id = Actual_Orders.actual_order_id , delivery_status_code [ TEXT ] , driver_employee_id [ INT ] Order_Deliveries.driver_employee_id = Employees.employee_id , truck_id [ INT ] Order_Deliveries.truck_id = Trucks.truck_id , delivery_date [ TEXT ] |
-- -- Find the states which do not have any employee in their record.
| SELECT state_province_county FROM addresses WHERE address_id NOT IN (SELECT employee_address_id FROM Employees); |
-- Database schema
| Products : product_id [ INT ] primary_key , product_name [ TEXT ] , product_price [ INT ] , product_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , address_details [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] | Customers : customer_id [ INT ] primary_key , payment_method [ TEXT ] , customer_name [ TEXT ] , customer_phone [ TEXT ] , customer_email [ TEXT ] , date_became_customer [ TEXT ] | Regular_Orders : regular_order_id [ INT ] primary_key , distributer_id [ INT ] Regular_Orders.distributer_id = Customers.customer_id | Regular_Order_Products : regular_order_id [ INT ] Regular_Order_Products.regular_order_id = Regular_Orders.regular_order_id , product_id [ INT ] Regular_Order_Products.product_id = Products.product_id | Actual_Orders : actual_order_id [ INT ] primary_key , order_status_code [ TEXT ] , regular_order_id [ INT ] Actual_Orders.regular_order_id = Regular_Orders.regular_order_id , actual_order_date [ TEXT ] | Actual_Order_Products : actual_order_id [ INT ] Actual_Order_Products.actual_order_id = Actual_Orders.actual_order_id , product_id [ INT ] Actual_Order_Products.product_id = Products.product_id | Customer_Addresses : customer_id [ INT ] Customer_Addresses.customer_id = Customers.customer_id , address_id [ INT ] Customer_Addresses.address_id = Addresses.address_id , date_from [ TEXT ] , address_type [ TEXT ] , date_to [ TEXT ] | Delivery_Routes : route_id [ INT ] primary_key , route_name [ TEXT ] , other_route_details [ TEXT ] | Delivery_Route_Locations : location_code [ TEXT ] primary_key , route_id [ INT ] Delivery_Route_Locations.route_id = Delivery_Routes.route_id , location_address_id [ INT ] Delivery_Route_Locations.location_address_id = Addresses.address_id , location_name [ TEXT ] | Trucks : truck_id [ INT ] primary_key , truck_licence_number [ TEXT ] , truck_details [ TEXT ] | Employees : employee_id [ INT ] primary_key , employee_address_id [ INT ] Employees.employee_address_id = Addresses.address_id , employee_name [ TEXT ] , employee_phone [ TEXT ] | Order_Deliveries : location_code [ TEXT ] Order_Deliveries.location_code = Delivery_Route_Locations.location_code , actual_order_id [ INT ] Order_Deliveries.actual_order_id = Actual_Orders.actual_order_id , delivery_status_code [ TEXT ] , driver_employee_id [ INT ] Order_Deliveries.driver_employee_id = Employees.employee_id , truck_id [ INT ] Order_Deliveries.truck_id = Trucks.truck_id , delivery_date [ TEXT ] |
-- -- List the names, phone numbers, and emails of all customers sorted by their dates of becoming customers.
| SELECT customer_name , customer_phone , customer_email FROM Customers ORDER BY date_became_customer; |
-- Database schema
| Products : product_id [ INT ] primary_key , product_name [ TEXT ] , product_price [ INT ] , product_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , address_details [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] | Customers : customer_id [ INT ] primary_key , payment_method [ TEXT ] , customer_name [ TEXT ] , customer_phone [ TEXT ] , customer_email [ TEXT ] , date_became_customer [ TEXT ] | Regular_Orders : regular_order_id [ INT ] primary_key , distributer_id [ INT ] Regular_Orders.distributer_id = Customers.customer_id | Regular_Order_Products : regular_order_id [ INT ] Regular_Order_Products.regular_order_id = Regular_Orders.regular_order_id , product_id [ INT ] Regular_Order_Products.product_id = Products.product_id | Actual_Orders : actual_order_id [ INT ] primary_key , order_status_code [ TEXT ] , regular_order_id [ INT ] Actual_Orders.regular_order_id = Regular_Orders.regular_order_id , actual_order_date [ TEXT ] | Actual_Order_Products : actual_order_id [ INT ] Actual_Order_Products.actual_order_id = Actual_Orders.actual_order_id , product_id [ INT ] Actual_Order_Products.product_id = Products.product_id | Customer_Addresses : customer_id [ INT ] Customer_Addresses.customer_id = Customers.customer_id , address_id [ INT ] Customer_Addresses.address_id = Addresses.address_id , date_from [ TEXT ] , address_type [ TEXT ] , date_to [ TEXT ] | Delivery_Routes : route_id [ INT ] primary_key , route_name [ TEXT ] , other_route_details [ TEXT ] | Delivery_Route_Locations : location_code [ TEXT ] primary_key , route_id [ INT ] Delivery_Route_Locations.route_id = Delivery_Routes.route_id , location_address_id [ INT ] Delivery_Route_Locations.location_address_id = Addresses.address_id , location_name [ TEXT ] | Trucks : truck_id [ INT ] primary_key , truck_licence_number [ TEXT ] , truck_details [ TEXT ] | Employees : employee_id [ INT ] primary_key , employee_address_id [ INT ] Employees.employee_address_id = Addresses.address_id , employee_name [ TEXT ] , employee_phone [ TEXT ] | Order_Deliveries : location_code [ TEXT ] Order_Deliveries.location_code = Delivery_Route_Locations.location_code , actual_order_id [ INT ] Order_Deliveries.actual_order_id = Actual_Orders.actual_order_id , delivery_status_code [ TEXT ] , driver_employee_id [ INT ] Order_Deliveries.driver_employee_id = Employees.employee_id , truck_id [ INT ] Order_Deliveries.truck_id = Trucks.truck_id , delivery_date [ TEXT ] |
-- -- Find the name of the first 5 customers.
| SELECT customer_name FROM Customers ORDER BY date_became_customer LIMIT 5; |
-- Database schema
| Products : product_id [ INT ] primary_key , product_name [ TEXT ] , product_price [ INT ] , product_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , address_details [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] | Customers : customer_id [ INT ] primary_key , payment_method [ TEXT ] , customer_name [ TEXT ] , customer_phone [ TEXT ] , customer_email [ TEXT ] , date_became_customer [ TEXT ] | Regular_Orders : regular_order_id [ INT ] primary_key , distributer_id [ INT ] Regular_Orders.distributer_id = Customers.customer_id | Regular_Order_Products : regular_order_id [ INT ] Regular_Order_Products.regular_order_id = Regular_Orders.regular_order_id , product_id [ INT ] Regular_Order_Products.product_id = Products.product_id | Actual_Orders : actual_order_id [ INT ] primary_key , order_status_code [ TEXT ] , regular_order_id [ INT ] Actual_Orders.regular_order_id = Regular_Orders.regular_order_id , actual_order_date [ TEXT ] | Actual_Order_Products : actual_order_id [ INT ] Actual_Order_Products.actual_order_id = Actual_Orders.actual_order_id , product_id [ INT ] Actual_Order_Products.product_id = Products.product_id | Customer_Addresses : customer_id [ INT ] Customer_Addresses.customer_id = Customers.customer_id , address_id [ INT ] Customer_Addresses.address_id = Addresses.address_id , date_from [ TEXT ] , address_type [ TEXT ] , date_to [ TEXT ] | Delivery_Routes : route_id [ INT ] primary_key , route_name [ TEXT ] , other_route_details [ TEXT ] | Delivery_Route_Locations : location_code [ TEXT ] primary_key , route_id [ INT ] Delivery_Route_Locations.route_id = Delivery_Routes.route_id , location_address_id [ INT ] Delivery_Route_Locations.location_address_id = Addresses.address_id , location_name [ TEXT ] | Trucks : truck_id [ INT ] primary_key , truck_licence_number [ TEXT ] , truck_details [ TEXT ] | Employees : employee_id [ INT ] primary_key , employee_address_id [ INT ] Employees.employee_address_id = Addresses.address_id , employee_name [ TEXT ] , employee_phone [ TEXT ] | Order_Deliveries : location_code [ TEXT ] Order_Deliveries.location_code = Delivery_Route_Locations.location_code , actual_order_id [ INT ] Order_Deliveries.actual_order_id = Actual_Orders.actual_order_id , delivery_status_code [ TEXT ] , driver_employee_id [ INT ] Order_Deliveries.driver_employee_id = Employees.employee_id , truck_id [ INT ] Order_Deliveries.truck_id = Trucks.truck_id , delivery_date [ TEXT ] |
-- -- Find the payment method that is used most frequently.
| SELECT payment_method FROM Customers GROUP BY payment_method ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Products : product_id [ INT ] primary_key , product_name [ TEXT ] , product_price [ INT ] , product_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , address_details [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] | Customers : customer_id [ INT ] primary_key , payment_method [ TEXT ] , customer_name [ TEXT ] , customer_phone [ TEXT ] , customer_email [ TEXT ] , date_became_customer [ TEXT ] | Regular_Orders : regular_order_id [ INT ] primary_key , distributer_id [ INT ] Regular_Orders.distributer_id = Customers.customer_id | Regular_Order_Products : regular_order_id [ INT ] Regular_Order_Products.regular_order_id = Regular_Orders.regular_order_id , product_id [ INT ] Regular_Order_Products.product_id = Products.product_id | Actual_Orders : actual_order_id [ INT ] primary_key , order_status_code [ TEXT ] , regular_order_id [ INT ] Actual_Orders.regular_order_id = Regular_Orders.regular_order_id , actual_order_date [ TEXT ] | Actual_Order_Products : actual_order_id [ INT ] Actual_Order_Products.actual_order_id = Actual_Orders.actual_order_id , product_id [ INT ] Actual_Order_Products.product_id = Products.product_id | Customer_Addresses : customer_id [ INT ] Customer_Addresses.customer_id = Customers.customer_id , address_id [ INT ] Customer_Addresses.address_id = Addresses.address_id , date_from [ TEXT ] , address_type [ TEXT ] , date_to [ TEXT ] | Delivery_Routes : route_id [ INT ] primary_key , route_name [ TEXT ] , other_route_details [ TEXT ] | Delivery_Route_Locations : location_code [ TEXT ] primary_key , route_id [ INT ] Delivery_Route_Locations.route_id = Delivery_Routes.route_id , location_address_id [ INT ] Delivery_Route_Locations.location_address_id = Addresses.address_id , location_name [ TEXT ] | Trucks : truck_id [ INT ] primary_key , truck_licence_number [ TEXT ] , truck_details [ TEXT ] | Employees : employee_id [ INT ] primary_key , employee_address_id [ INT ] Employees.employee_address_id = Addresses.address_id , employee_name [ TEXT ] , employee_phone [ TEXT ] | Order_Deliveries : location_code [ TEXT ] Order_Deliveries.location_code = Delivery_Route_Locations.location_code , actual_order_id [ INT ] Order_Deliveries.actual_order_id = Actual_Orders.actual_order_id , delivery_status_code [ TEXT ] , driver_employee_id [ INT ] Order_Deliveries.driver_employee_id = Employees.employee_id , truck_id [ INT ] Order_Deliveries.truck_id = Trucks.truck_id , delivery_date [ TEXT ] |
-- -- List the names of all routes in alphabetic order.
| SELECT route_name FROM Delivery_Routes ORDER BY route_name; |
-- Database schema
| Products : product_id [ INT ] primary_key , product_name [ TEXT ] , product_price [ INT ] , product_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , address_details [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] | Customers : customer_id [ INT ] primary_key , payment_method [ TEXT ] , customer_name [ TEXT ] , customer_phone [ TEXT ] , customer_email [ TEXT ] , date_became_customer [ TEXT ] | Regular_Orders : regular_order_id [ INT ] primary_key , distributer_id [ INT ] Regular_Orders.distributer_id = Customers.customer_id | Regular_Order_Products : regular_order_id [ INT ] Regular_Order_Products.regular_order_id = Regular_Orders.regular_order_id , product_id [ INT ] Regular_Order_Products.product_id = Products.product_id | Actual_Orders : actual_order_id [ INT ] primary_key , order_status_code [ TEXT ] , regular_order_id [ INT ] Actual_Orders.regular_order_id = Regular_Orders.regular_order_id , actual_order_date [ TEXT ] | Actual_Order_Products : actual_order_id [ INT ] Actual_Order_Products.actual_order_id = Actual_Orders.actual_order_id , product_id [ INT ] Actual_Order_Products.product_id = Products.product_id | Customer_Addresses : customer_id [ INT ] Customer_Addresses.customer_id = Customers.customer_id , address_id [ INT ] Customer_Addresses.address_id = Addresses.address_id , date_from [ TEXT ] , address_type [ TEXT ] , date_to [ TEXT ] | Delivery_Routes : route_id [ INT ] primary_key , route_name [ TEXT ] , other_route_details [ TEXT ] | Delivery_Route_Locations : location_code [ TEXT ] primary_key , route_id [ INT ] Delivery_Route_Locations.route_id = Delivery_Routes.route_id , location_address_id [ INT ] Delivery_Route_Locations.location_address_id = Addresses.address_id , location_name [ TEXT ] | Trucks : truck_id [ INT ] primary_key , truck_licence_number [ TEXT ] , truck_details [ TEXT ] | Employees : employee_id [ INT ] primary_key , employee_address_id [ INT ] Employees.employee_address_id = Addresses.address_id , employee_name [ TEXT ] , employee_phone [ TEXT ] | Order_Deliveries : location_code [ TEXT ] Order_Deliveries.location_code = Delivery_Route_Locations.location_code , actual_order_id [ INT ] Order_Deliveries.actual_order_id = Actual_Orders.actual_order_id , delivery_status_code [ TEXT ] , driver_employee_id [ INT ] Order_Deliveries.driver_employee_id = Employees.employee_id , truck_id [ INT ] Order_Deliveries.truck_id = Trucks.truck_id , delivery_date [ TEXT ] |
-- -- Find the name of route that has the highest number of deliveries.
| SELECT t1.route_name FROM Delivery_Routes AS t1 JOIN Delivery_Route_Locations AS t2 ON t1.route_id = t2.route_id GROUP BY t1.route_id ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Products : product_id [ INT ] primary_key , product_name [ TEXT ] , product_price [ INT ] , product_description [ TEXT ] | Addresses : address_id [ INT ] primary_key , address_details [ TEXT ] , city [ TEXT ] , zip_postcode [ TEXT ] , state_province_county [ TEXT ] , country [ TEXT ] | Customers : customer_id [ INT ] primary_key , payment_method [ TEXT ] , customer_name [ TEXT ] , customer_phone [ TEXT ] , customer_email [ TEXT ] , date_became_customer [ TEXT ] | Regular_Orders : regular_order_id [ INT ] primary_key , distributer_id [ INT ] Regular_Orders.distributer_id = Customers.customer_id | Regular_Order_Products : regular_order_id [ INT ] Regular_Order_Products.regular_order_id = Regular_Orders.regular_order_id , product_id [ INT ] Regular_Order_Products.product_id = Products.product_id | Actual_Orders : actual_order_id [ INT ] primary_key , order_status_code [ TEXT ] , regular_order_id [ INT ] Actual_Orders.regular_order_id = Regular_Orders.regular_order_id , actual_order_date [ TEXT ] | Actual_Order_Products : actual_order_id [ INT ] Actual_Order_Products.actual_order_id = Actual_Orders.actual_order_id , product_id [ INT ] Actual_Order_Products.product_id = Products.product_id | Customer_Addresses : customer_id [ INT ] Customer_Addresses.customer_id = Customers.customer_id , address_id [ INT ] Customer_Addresses.address_id = Addresses.address_id , date_from [ TEXT ] , address_type [ TEXT ] , date_to [ TEXT ] | Delivery_Routes : route_id [ INT ] primary_key , route_name [ TEXT ] , other_route_details [ TEXT ] | Delivery_Route_Locations : location_code [ TEXT ] primary_key , route_id [ INT ] Delivery_Route_Locations.route_id = Delivery_Routes.route_id , location_address_id [ INT ] Delivery_Route_Locations.location_address_id = Addresses.address_id , location_name [ TEXT ] | Trucks : truck_id [ INT ] primary_key , truck_licence_number [ TEXT ] , truck_details [ TEXT ] | Employees : employee_id [ INT ] primary_key , employee_address_id [ INT ] Employees.employee_address_id = Addresses.address_id , employee_name [ TEXT ] , employee_phone [ TEXT ] | Order_Deliveries : location_code [ TEXT ] Order_Deliveries.location_code = Delivery_Route_Locations.location_code , actual_order_id [ INT ] Order_Deliveries.actual_order_id = Actual_Orders.actual_order_id , delivery_status_code [ TEXT ] , driver_employee_id [ INT ] Order_Deliveries.driver_employee_id = Employees.employee_id , truck_id [ INT ] Order_Deliveries.truck_id = Trucks.truck_id , delivery_date [ TEXT ] |
-- -- List the state names and the number of customers living in each state.
| SELECT t2.state_province_county , count(*) FROM customer_addresses AS t1 JOIN addresses AS t2 ON t1.address_id = t2.address_id GROUP BY t2.state_province_county; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- How many authors are there?
| SELECT count(*) FROM authors; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Count the number of authors.
| SELECT count(*) FROM authors; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- How many institutions are there?
| SELECT count(*) FROM inst; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Count the number of institutions.
| SELECT count(*) FROM inst; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- How many papers are published in total?
| SELECT count(*) FROM papers; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Count the number of total papers.
| SELECT count(*) FROM papers; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- What are the titles of papers published by "Jeremy Gibbons"?
| SELECT t3.title FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid WHERE t1.fname = "Jeremy" AND t1.lname = "Gibbons"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Find the titles of all the papers written by "Jeremy Gibbons"
| SELECT t3.title FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid WHERE t1.fname = "Jeremy" AND t1.lname = "Gibbons"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Find all the papers published by "Aaron Turon".
| SELECT t3.title FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid WHERE t1.fname = "Aaron" AND t1.lname = "Turon"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Find the titles of all the papers written by "Aaron Turon".
| SELECT t3.title FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid WHERE t1.fname = "Aaron" AND t1.lname = "Turon"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- How many papers have "Atsushi Ohori" published?
| SELECT count(*) FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid WHERE t1.fname = "Atsushi" AND t1.lname = "Ohori"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- How many papers are "Atsushi Ohori" the author of?
| SELECT count(*) FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid WHERE t1.fname = "Atsushi" AND t1.lname = "Ohori"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- What is the name of the institution that "Matthias Blume" belongs to?
| SELECT DISTINCT t3.name FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t1.fname = "Matthias" AND t1.lname = "Blume"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Which institution is the author "Matthias Blume" belong to? Give me the name of the institution.
| SELECT DISTINCT t3.name FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t1.fname = "Matthias" AND t1.lname = "Blume"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Which institution does "Katsuhiro Ueno" belong to?
| SELECT DISTINCT t3.name FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t1.fname = "Katsuhiro" AND t1.lname = "Ueno"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- What is the name of the institution the author "Katsuhiro Ueno" belongs to?
| SELECT DISTINCT t3.name FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t1.fname = "Katsuhiro" AND t1.lname = "Ueno"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Who belong to the institution "University of Oxford"? Show the first names and last names.
| SELECT DISTINCT t1.fname , t1.lname FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t3.name = "University of Oxford"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Find the first names and last names of the authors whose institution affiliation is "University of Oxford".
| SELECT DISTINCT t1.fname , t1.lname FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t3.name = "University of Oxford"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Which authors belong to the institution "Google"? Show the first names and last names.
| SELECT DISTINCT t1.fname , t1.lname FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t3.name = "Google"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Find the first names and last names of the authors whose institution affiliation is "Google".
| SELECT DISTINCT t1.fname , t1.lname FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t3.name = "Google"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- What are the last names of the author of the paper titled "Binders Unbound"?
| SELECT t1.lname FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid WHERE t3.title = "Binders Unbound"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Who is the author of the paper titled "Binders Unbound"? Give me the last name.
| SELECT t1.lname FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid WHERE t3.title = "Binders Unbound"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Find the first and last name of the author(s) who wrote the paper "Nameless, Painless".
| SELECT t1.fname , t1.lname FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid WHERE t3.title = "Nameless , Painless"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- What are the first and last name of the author who published the paper titled "Nameless, Painless"?
| SELECT t1.fname , t1.lname FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid WHERE t3.title = "Nameless , Painless"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- What are the papers published under the institution "Indiana University"?
| SELECT DISTINCT t1.title FROM papers AS t1 JOIN authorship AS t2 ON t1.paperid = t2.paperid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t3.name = "Indiana University"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- List the titles of the papers whose authors are from the institution "Indiana University".
| SELECT DISTINCT t1.title FROM papers AS t1 JOIN authorship AS t2 ON t1.paperid = t2.paperid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t3.name = "Indiana University"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Find all the papers published by the institution "Google".
| SELECT DISTINCT t1.title FROM papers AS t1 JOIN authorship AS t2 ON t1.paperid = t2.paperid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t3.name = "Google"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Which papers were written by authors from the institution "Google"?
| SELECT DISTINCT t1.title FROM papers AS t1 JOIN authorship AS t2 ON t1.paperid = t2.paperid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t3.name = "Google"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- How many papers are published by the institution "Tokohu University"?
| SELECT count(DISTINCT t1.title) FROM papers AS t1 JOIN authorship AS t2 ON t1.paperid = t2.paperid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t3.name = "Tokohu University"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Find the number of papers published by authors from the institution "Tokohu University".
| SELECT count(DISTINCT t1.title) FROM papers AS t1 JOIN authorship AS t2 ON t1.paperid = t2.paperid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t3.name = "Tokohu University"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Find the number of papers published by the institution "University of Pennsylvania".
| SELECT count(DISTINCT t1.title) FROM papers AS t1 JOIN authorship AS t2 ON t1.paperid = t2.paperid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t3.name = "University of Pennsylvania"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- How many papers are written by authors from the institution "University of Pennsylvania"?
| SELECT count(DISTINCT t1.title) FROM papers AS t1 JOIN authorship AS t2 ON t1.paperid = t2.paperid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t3.name = "University of Pennsylvania"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Find the papers which have "Olin Shivers" as an author.
| SELECT t3.title FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid WHERE t1.fname = "Olin" AND t1.lname = "Shivers"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Which papers did the author "Olin Shivers" write? Give me the paper titles.
| SELECT t3.title FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid WHERE t1.fname = "Olin" AND t1.lname = "Shivers"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Which papers have "Stephanie Weirich" as an author?
| SELECT t3.title FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid WHERE t1.fname = "Stephanie" AND t1.lname = "Weirich"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Find the titles of the papers the author "Stephanie Weirich" wrote.
| SELECT t3.title FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid WHERE t1.fname = "Stephanie" AND t1.lname = "Weirich"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Which paper is published in an institution in "USA" and have "Turon" as its second author?
| SELECT t3.title FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid JOIN inst AS t4 ON t2.instid = t4.instid WHERE t4.country = "USA" AND t2.authorder = 2 AND t1.lname = "Turon"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Find papers whose second author has last name "Turon" and is affiliated with an institution in the country "USA".
| SELECT t3.title FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid JOIN inst AS t4 ON t2.instid = t4.instid WHERE t4.country = "USA" AND t2.authorder = 2 AND t1.lname = "Turon"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Find the titles of papers whose first author is affiliated with an institution in the country "Japan" and has last name "Ohori"?
| SELECT t3.title FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid JOIN inst AS t4 ON t2.instid = t4.instid WHERE t4.country = "Japan" AND t2.authorder = 1 AND t1.lname = "Ohori"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Which papers' first author is affiliated with an institution in the country "Japan" and has last name "Ohori"? Give me the titles of the papers.
| SELECT t3.title FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid JOIN inst AS t4 ON t2.instid = t4.instid WHERE t4.country = "Japan" AND t2.authorder = 1 AND t1.lname = "Ohori"; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- What is the last name of the author that has published the most papers?
| SELECT t1.lname FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid GROUP BY t1.fname , t1.lname ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Inst : instID [ INT ] primary_key , name [ TEXT ] , country [ TEXT ] | Authors : authID [ INT ] primary_key , lname [ TEXT ] , fname [ TEXT ] | Papers : paperID [ INT ] primary_key , title [ TEXT ] | Authorship : authID [ INT ] primary_key Authorship.authID = Authors.authID , instID [ INT ] Authorship.instID = Inst.instID , paperID [ INT ] Authorship.paperID = Papers.paperID , authOrder [ INT ] |
-- -- Which author has written the most papers? Find his or her last name.
| SELECT t1.lname FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN papers AS t3 ON t2.paperid = t3.paperid GROUP BY t1.fname , t1.lname ORDER BY count(*) DESC LIMIT 1; |
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