human
Schema:
Student (StuID, LName, Fname, Age, Sex, Major, Advisor, city_code)
Faculty (FacID, Lname, Fname, Rank, Sex, Phone, Room, Building)
Department (DNO, Division, DName, Room, Building, DPhone)
Member_of (FacID, DNO, Appt_Type)
Course (CID, CName, Credits, Instructor, Days, Hours, DNO)
Minor_in (StuID, DNO)
Enrolled_in (StuID, CID, Grade)
Gradeconversion (lettergrade, gradepoint)
Please answer with SQL.
assistant
Sure, I understand.
human
What is the maximum and minimum grade point of students who live in NYC?
assistant
SELECT max(T2.gradepoint) , min(T2.gradepoint) FROM ENROLLED_IN AS T1 JOIN GRADECONVERSION AS T2 JOIN STUDENT AS T3 ON T1.Grade = T2.lettergrade AND T1.StuID = T3.StuID WHERE T3.city_code = 'NYC'
human
Find the average grade point of student whose last name is Smith.
assistant
SELECT avg(T2.gradepoint) FROM ENROLLED_IN AS T1 JOIN GRADECONVERSION AS T2 JOIN STUDENT AS T3 ON T1.Grade = T2.lettergrade AND T1.StuID = T3.StuID WHERE T3.LName = 'Smith'
human
Find the first names of students whose first names contain letter 'a'.
assistant
SELECT DISTINCT Fname FROM STUDENT WHERE Fname LIKE '%a%'
human
Find the first name of students in the descending order of age.
assistant
SELECT Fname FROM STUDENT ORDER BY Age DESC
human
What are the first and last names of the instructors who teach the top 3 number of courses?
assistant
SELECT T2.Fname , T2.Lname FROM COURSE AS T1 JOIN FACULTY AS T2 ON T1.Instructor = T2.FacID GROUP BY T1.Instructor ORDER BY count(*) DESC LIMIT 3
human
What are the distinct first names for students with a grade point of 3.8 or above in at least one course?
assistant
SELECT DISTINCT T3.Fname FROM ENROLLED_IN AS T1 JOIN GRADECONVERSION AS T2 JOIN STUDENT AS T3 ON T1.Grade = T2.lettergrade AND T1.StuID = T3.StuID WHERE T2.gradepoint >= 3.8 ;