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 the students and their department names sorted by their total credits in ascending order.
assistant
SELECT name , dept_name FROM student ORDER BY tot_cred
human
Find the name of the department that offers the highest total credits?
assistant
SELECT dept_name FROM course GROUP BY dept_name ORDER BY sum(credits) DESC LIMIT 1
human
Find the name of the department which has the highest average salary of professors.
assistant
SELECT dept_name FROM instructor GROUP BY dept_name ORDER BY avg(salary) DESC LIMIT 1
human
Find the names of the top 3 departments that provide the largest amount of courses?
assistant
SELECT dept_name FROM course GROUP BY dept_name ORDER BY count(*) DESC LIMIT 3
human
Find the total number of students in each department.
assistant
SELECT count(*) , dept_name FROM student GROUP BY dept_name
human
Find the name of department has the highest amount of students?
assistant
SELECT dept_name FROM student GROUP BY dept_name ORDER BY COUNT( * ) DESC LIMIT 1 ;