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I am creating an index on Emp table Empno column,if u using
this indexed column in ur SELECT stmt. where clause,then how
do u know that yr index will be working or nor?
Thanks Advance...

Answer Posted / manoranjan sethy

by using SET AUTOTRACE ON EXPLAIN tool you can came to know weather such index is working or not.

Is This Answer Correct ?    1 Yes 0 No



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