Re: Select query takes long to execute

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От SZUCS Gábor
Тема Re: Select query takes long to execute
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Msg-id 001c01c32689$82da1050$0403a8c0@fejleszt4
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Ответ на Re: Select query takes long to execute  ("Nikolaus Dilger" <nikolaus@dilger.cc>)
Ответы Table Relationships
Re: Select query takes long to execute
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Nikolaus,

I think that shouldn't be any more effective. As I experienced, it's
irrelevant how many cols an index has as long as you only use the first
column. And, after that, if you use another column, how could a missing
second column be any better?

G.
------------------------------- cut here -------------------------------
----- Original Message -----
From: "Nikolaus Dilger" <nikolaus@dilger.cc>
Sent: Friday, May 30, 2003 4:44 AM


> Kevin,
>
> How about creating a new index just on column6?
> That should be much more effective than the multicolumn
> index.
>
> Regards,
> Nikolaus



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