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List the Departments's Names that have no employees (EMP and DEPT tables) select NVL(COUNT(empno),0), count(em.EMPNO) No_Of_Employees from SCOTT."EMP" em,SCOTT."DEPT" de where em.DEPTNO = de.DEPTNO group by de.DNAME;

List the Departments's Names that have no employees (EMP and DEPT tables) select NVL(COUNT(empno),0), count(em.EMPNO) No_Of_Employees from SCOTT."EMP" em,SCOTT."DEPT" de where em.DEPTNO = de.DEPTNO group by de.DNAME;

Oracle 12c: SQL
Oracle 12c: SQL
3rd Edition
ISBN:9781305251038
Author:Joan Casteel
Publisher:Joan Casteel
Chapter9: Joining Data From Multiple Tables
Section: Chapter Questions
Problem 10RQ
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List the Departments's Names that have no employees

(EMP and DEPT tables)
select NVL(COUNT(empno),0), count(em.EMPNO) No_Of_Employees from SCOTT."EMP" em,SCOTT."DEPT" de where em.DEPTNO = de.DEPTNO group by de.DNAME;

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