Question
Consider the following relational schema, where the primary keys are underlined and foreign keys are marked with #: Student (studentID, sname, major, level, #deptid) Class
Consider the following relational schema, where the primary keys are underlined and foreign keys are marked with #:
Student(studentID, sname, major, level, #deptid)
Class(classNum, cname, Time, room, #teacherID)
Enrolled(#studentID, #classNum)
Teacher(teacherID, fname, #deptid)
Write the SQL Statement for the following query:
Retrieve deptid, number of teacher in each department.
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Database Design And Relational Theory Normal Forms And All That Jazz
Authors: Chris Date
1st Edition
1449328016, 978-1449328016
