dharmendra.r


{ City } chennai
< Country > india
* Profession * software engineer
User No # 22896
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Answers / { dharmendra.r }

Question { ABC, 21425 }

how to delete all duplicate records from a table using
subquery?


Answer

delete from emp e1 where rowid >(select min(rowid) from emp
e2 where e1.empid=e2.empid)

Is This Answer Correct ?    12 Yes 5 No