Subject | Re: [Firebird-Architect] Bi-directional indexes |
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Author | Dmitry Yemanov |
Post date | 2005-06-25T09:05:34Z |
"Simon Carter" <simon.carter@...> wrote:
produces an optimized bitmap, so data pages are always read in their storage
order. And we cannot avoid looking at data pages anyway, as we're required
to chase the record versions chain.
Dmitry
>Why do you think we need them? Unlike other databases, our index scan
> If it doesn't take the conversation too off topic, what about support for
> clustered index's?
produces an optimized bitmap, so data pages are always read in their storage
order. And we cannot avoid looking at data pages anyway, as we're required
to chase the record versions chain.
Dmitry