human
Schema:
list (LastName, FirstName, Grade, Classroom)
teachers (LastName, FirstName, Classroom)
Please answer with SQL.
assistant
Sure, I understand.
human
Find the number of students taught by TARRING LEIA.
assistant
SELECT count(*) FROM list AS T1 JOIN teachers AS T2 ON T1.classroom = T2.classroom WHERE T2.firstname = 'TARRING' AND T2.lastname = 'LEIA'
human
Report the number of students in each classroom.
assistant
SELECT classroom , count(*) FROM list GROUP BY classroom
human
Find the name of the teacher who teaches the largest number of students.
assistant
SELECT T2.firstname , T2.lastname FROM list AS T1 JOIN teachers AS T2 ON T1.classroom = T2.classroom GROUP BY T2.firstname , T2.lastname ORDER BY count(*) DESC LIMIT 1
human
Find the number of students in total.
assistant
SELECT count(*) FROM list
human
Find the number of students in one classroom.
assistant
SELECT count(*) , classroom FROM list GROUP BY classroom
human
Find the number of students taught by the teacher KAWA GORDON.
assistant
SELECT COUNT( * ) FROM list AS T1 JOIN teachers AS T2 ON T1.classroom = T2.classroom WHERE T2.firstname = "KAWA" AND T2.lastname = "GORDON" ;