Re: Block B-Tree concept

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От Bruce Momjian
Тема Re: Block B-Tree concept
Дата
Msg-id 200609261232.k8QCWxN07210@momjian.us
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Ответ на Re: Block B-Tree concept  (Teodor Sigaev <teodor@sigaev.ru>)
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Teodor Sigaev wrote:
> > Right now, if an index entry points to a dead tuple, we set a bit in 
> > the index so future lookups do not access the heap.  We could set a bit 
> > for block index entries that point to a page that has no live rows, and
> > have vacuum remove the index entry later.
> 
> GIN don't support this feature...

I think block indexes would only be for btrees.

--  Bruce Momjian   bruce@momjian.us EnterpriseDB    http://www.enterprisedb.com
 + If your life is a hard drive, Christ can be your backup. +


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