Re: Partial vacuum versus pg_class.reltuples

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От Alvaro Herrera
Тема Re: Partial vacuum versus pg_class.reltuples
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Msg-id 20090608141218.GC5598@alvh.no-ip.org
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Ответ на Re: Partial vacuum versus pg_class.reltuples  (Robert Haas <robertmhaas@gmail.com>)
Ответы Re: Partial vacuum versus pg_class.reltuples  (Tom Lane <tgl@sss.pgh.pa.us>)
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Robert Haas escribió:

> Basically, I'm trying to figure out what we're going to recommend to
> someone who gets bitten by whatever remaining corner case still exists
> after your recent patch, and I admit I'm not real clear on what that
> is.  VACUUM FULL doesn't seem like a good solution because it's more
> than just "vacuum but don't skip any pages even if the visibility map
> says you can".  Maybe we should just have a GUC to enable/disable
> partial vacuums.

IIRC you can set vacuum_freeze_table_age to 0.

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.


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