| From: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
|---|---|
| To: | Teodor Sigaev <teodor(at)sigaev(dot)ru> |
| Cc: | Patches <pgsql-patches(at)postgresql(dot)org>, Pgsql Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: [PATCHES] GIN improvements |
| Date: | 2008-07-07 14:03:40 |
| Message-ID: | 20080707140340.GD21091@alvh.no-ip.org |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers pgsql-patches |
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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