human
Schema:
classroom (building, room_number, capacity)
department (dept_name, building, budget)
course (course_id, title, dept_name, credits)
instructor (ID, name, dept_name, salary)
section (course_id, sec_id, semester, year, building, room_number, time_slot_id)
teaches (ID, course_id, sec_id, semester, year)
student (ID, name, dept_name, tot_cred)
takes (ID, course_id, sec_id, semester, year, grade)
advisor (s_ID, i_ID)
time_slot (time_slot_id, day, start_hr, start_min, end_hr, end_min)
prereq (course_id, prereq_id)
Please answer with SQL.
assistant
Sure, I understand.
human
Find the name of instructor who is the advisor of the student who has the highest number of total credits.
assistant
SELECT T2.name FROM advisor AS T1 JOIN instructor AS T2 ON T1.i_id = T2.id JOIN student AS T3 ON T1.s_id = T3.id ORDER BY T3.tot_cred DESC LIMIT 1
human
Find the title of courses that have two prerequisites?
assistant
SELECT T1.title FROM course AS T1 JOIN prereq AS T2 ON T1.course_id = T2.course_id GROUP BY T2.course_id HAVING count(*) = 2
human
Find the title, credit, and department name of courses that have more than one prerequisites?
assistant
SELECT T1.title , T1.credits , T1.dept_name FROM course AS T1 JOIN prereq AS T2 ON T1.course_id = T2.course_id GROUP BY T2.course_id HAVING count(*) > 1
human
Find the title of the course that is offered by more than one department.
assistant
SELECT title FROM course GROUP BY title HAVING count(*) > 1
human
List the names of all courses ordered by their titles and credits.
assistant
SELECT title FROM course ORDER BY title , credits
human
Give the title and credits for the course that is taught in the classroom with the greatest capacity.
assistant
SELECT T3.title , T3.credits FROM classroom AS T1 JOIN SECTION AS T2 ON T1.building = T2.building AND T1.room_number = T2.room_number JOIN course AS T3 ON T2.course_id = T3.course_id WHERE T1.capacity = ( SELECT MAX( capacity ) FROM classroom ) ;