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Re: GIN improvements - Mailing list pgsql-patches

From Alvaro Herrera
Subject Re: GIN improvements
Date
Msg-id 20080707140340.GD21091@alvh.no-ip.org
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In response to Re: GIN improvements  (Teodor Sigaev <teodor@sigaev.ru>)
Responses Re: [HACKERS] GIN improvements  (Teodor Sigaev <teodor@sigaev.ru>)
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Teodor Sigaev wrote:
>> I looked this over and it looks good in general.  I was only wondering
>> about for single-column indexes -- we're storing attribute numbers too,
>> right?
> No, GinState->oneCol field signals to GinFormTuple and
> gin_index_getattr/gintuple_get_attrnum about actual storage.
>
> Single column index is binary compatible with current index :)

Ah, neat!

--
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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