human
Schema:
class (CLASS_CODE, CRS_CODE, CLASS_SECTION, CLASS_TIME, CLASS_ROOM, PROF_NUM)
course (CRS_CODE, DEPT_CODE, CRS_DESCRIPTION, CRS_CREDIT)
department (DEPT_CODE, DEPT_NAME, SCHOOL_CODE, EMP_NUM, DEPT_ADDRESS, DEPT_EXTENSION)
employee (EMP_NUM, EMP_LNAME, EMP_FNAME, EMP_INITIAL, EMP_JOBCODE, EMP_HIREDATE, EMP_DOB)
enroll (CLASS_CODE, STU_NUM, ENROLL_GRADE)
professor (EMP_NUM, DEPT_CODE, PROF_OFFICE, PROF_EXTENSION, PROF_HIGH_DEGREE)
student (STU_NUM, STU_LNAME, STU_FNAME, STU_INIT, STU_DOB, STU_HRS, STU_CLASS, STU_GPA, STU_TRANSFER, DEPT_CODE, STU_PHONE, PROF_NUM)
Please answer with SQL.
assistant
Sure, I understand.
human
How many sections does course ACCT-211 has?
assistant
SELECT count(DISTINCT class_section) FROM CLASS WHERE crs_code = 'ACCT-211'
human
Find the number of classes offered for all class rooms that held at least 2 classes.
assistant
SELECT count(*) , class_room FROM CLASS GROUP BY class_room HAVING count(*) >= 2
human
How many different classes are there?
assistant
SELECT count(DISTINCT class_code) FROM CLASS
human
What is the code of the school where the accounting department belongs to?
assistant
SELECT school_code FROM department WHERE dept_name = 'Accounting'
human
How many different locations does the school with code BUS has?
assistant
SELECT count(DISTINCT dept_address) FROM department WHERE school_code = 'BUS'
human
What are the codes of all the courses that are located in room KLR209?
assistant
SELECT class_code FROM CLASS WHERE class_room = "KLR209" ;