CREATE TABLE department (dept_name VARCHAR(255)); CREATE TABLE student (id VARCHAR(255), dept_name VARCHAR(255)); CREATE TABLE instructor (dept_name VARCHAR(255), id VARCHAR(255))
Find the total number of students and total number of instructors for each department.
    
SQL: SELECT COUNT(DISTINCT T2.id), COUNT(DISTINCT T3.id), T3.dept_name FROM department AS T1 JOIN student AS T2 ON T1.dept_name = T2.dept_name JOIN instructor AS T3 ON T1.dept_name = T3.dept_name GROUP BY T3.dept_name