human
Schema:
list (LastName, FirstName, Grade, Classroom)
teachers (LastName, FirstName, Classroom)
Please answer with SQL.
assistant
Sure, I understand.
human
Show me the first names of all teachers.
assistant
SELECT firstname FROM teachers;
human
Show me the student grade in each classroom.
assistant
SELECT distinct classroom , grade FROM list;
human
Which classrooms do first grade students have?
assistant
SELECT distinct classroom FROM list WHERE Grade = 1;
human
Show me the teachers who teach in any of those classrooms.
assistant
SELECT DISTINCT T2.firstname FROM list AS T1 JOIN teachers AS T2 ON T1.classroom = T2.classroom WHERE grade = 1 ;