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Base de données, Tables, Vues, Index et syntaxe SQL
Pierre,
It will have to check the whole table in order to make an accurate determination. But 100k rows should be nice and fast if Rushmore is effectively employed.
Cheers,
Jim N
>Hi again !
>
>In a Select SQL statement, specifying TOP nExpr or PERCENT and having ORDER BY DESCending ... will the statement parse the whole table, then order by DESC then give out nExpr
>
>or
>
>will the statement parse the table UNTIL it has nExpr rows regardless it has not reached EOF and then order by DESC
>
>My table will be 100K rows and I would like to dish out only nExpr (i.e: 200) of the latest entries.
>
>TIA
>
>Pierre Richard
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