SQL Challenge Day #09 | SQL Tutorial
This Video is About SQL Challenge Day #09. By Srinivas Reddy EXCELMAP
#sql #excel #shorts #excelmap #excelteluguvideos #mysql #sqlcourse
/*Write a query to retrieve
duplicate records from a table*/
SELECT *FROM EMP
go
SELECT
EMPNO,ENAME,DEPTNO,
COUNT(*) 'Count'
FROM EMP
Group by EMPNO,ENAME,DEPTNO
Having count(*) less than symbol 1
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