A little off subject I know, but what is the purpose of an index?

On 21/04/06, Rusty Conover <[EMAIL PROTECTED]> wrote:
>
> Hi,
>
> Is there an easy way to get an estimate on the space used by an
> existing index?  If not what is a good guess on how to estimate the
> size?
>
> My guess would be (assuming text fields are being indexed):
>
> [total length of all index keys] + [number of rows]*8 (for the offset
> location)
>
> Is that close? I realize disregards all space used by page allocation
> overhead.
>
> Thanks,
>
> Rusty
> --
> Rusty Conover
> InfoGears Inc.
>
>
>
>

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