Ali Saad
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high selectivity concept
Hello
these days am studying Index in sql server , i read some confusing terminology !! like (high/low selectivity)
can any body help me to understand wat that means? but please explin by EXAMPLes!!!!
and simplify you explanation
these days am studying Index in sql server , i read some confusing terminology !! like (high/low selectivity)
can any body help me to understand wat that means? but please explin by EXAMPLes!!!!
and simplify you explanation
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