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Having Clause with sub queries: First we have to recollect the GROUP BYclause. The following query searches the minimum salary in every department.
SELECT DEPTNO, MIN (SAL)
FROM.EMP
GROUP BY DEPTNO;
Output:
DEPTNO
SAL
10
2975
20
3000
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Need 2 projects completed in 3NF format.
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What is a view? Make a view of EMP table named DEPT 20, to display the employees in department 20 and their annual salary. Ans: View is a virtual table that does not consist
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