From: | Teodor Sigaev <teodor(at)sigaev(dot)ru> |
---|---|
To: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
Cc: | Patches <pgsql-patches(at)postgresql(dot)org> |
Subject: | Re: GIN improvements |
Date: | 2008-06-10 11:38:21 |
Message-ID: | 484E67AD.7020500@sigaev.ru |
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Lists: | pgsql-hackers pgsql-patches |
> Right now this is not a problem because there is no insert_cleanup
> function for btree, but I wonder if we should clean it up.
Look at gistbulkdelete and gistvacuumcleanup, first function wants to send a
bool flag to second one and they use GiSTBulkDelete structure instead of usual
IndexBulkDeleteResult. When it will be needed btree may use the same method.
>
> FWIW there's a typo in catalogs.sgml (finction -> function)
Thank you, will fix.
> What's the use of the FASTUPDATE parameter? Is there a case when a user
> is interested in turning it off?
Yeah - when time of search is much-much more important (or crucial) than
insertion time. Or table stores read-only values.
--
Teodor Sigaev E-mail: teodor(at)sigaev(dot)ru
WWW: http://www.sigaev.ru/
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