Meta table on MySQL
mysql> DESCRIBE danbooru_posts;
+------------------------+-------------+------+-----+---------+----------------+
| Field | Type | Null | Key | Default | Extra |
+------------------------+-------------+------+-----+---------+----------------+
| id | bigint | NO | PRI | NULL | auto_increment |
| created_at | datetime | YES | | NULL | |
| uploader_id | int | YES | | NULL | |
| score | int | YES | | NULL | |
| source | text | YES | | NULL | |
| md5 | varchar(32) | YES | | NULL | |
| last_comment_bumped_at | datetime | YES | | NULL | |
| rating | varchar(1) | YES | | NULL | |
| image_width | int | YES | | NULL | |
| image_height | int | YES | | NULL | |
| tag_string | text | YES | | NULL | |
| fav_count | int | YES | | NULL | |
| file_ext | varchar(8) | YES | | NULL | |
| last_noted_at | datetime | YES | | NULL | |
| parent_id | int | YES | | NULL | |
| has_children | tinyint(1) | YES | | NULL | |
| approver_id | int | YES | | NULL | |
| tag_count_general | int | YES | | NULL | |
| tag_count_artist | int | YES | | NULL | |
| tag_count_character | int | YES | | NULL | |
| tag_count_copyright | int | YES | | NULL | |
| file_size | int | YES | | NULL | |
| up_score | int | YES | | NULL | |
| down_score | int | YES | | NULL | |
| is_pending | tinyint(1) | YES | | NULL | |
| is_flagged | tinyint(1) | YES | | NULL | |
| is_deleted | tinyint(1) | YES | | NULL | |
| tag_count | int | YES | | NULL | |
| updated_at | datetime | YES | | NULL | |
| is_banned | tinyint(1) | YES | | NULL | |
| pixiv_id | int | YES | | NULL | |
| last_commented_at | datetime | YES | | NULL | |
| has_active_children | tinyint(1) | YES | | NULL | |
| bit_flags | int | YES | | NULL | |
| tag_count_meta | int | YES | | NULL | |
| has_large | tinyint(1) | YES | | NULL | |
| has_visible_children | tinyint(1) | YES | | NULL | |
| media_asset | json | YES | | NULL | |
| tag_string_general | text | YES | | NULL | |
| tag_string_character | text | YES | | NULL | |
| tag_string_copyright | text | YES | | NULL | |
| tag_string_artist | text | YES | | NULL | |
| tag_string_meta | text | YES | | NULL | |
| file_url | text | YES | | NULL | |
| large_file_url | text | YES | | NULL | |
| preview_file_url | text | YES | | NULL | |
+------------------------+-------------+------+-----+---------+----------------+
you can resotre with mysql -u <your user> -p ACG < danbooru.sql and create an ACG database if not exists