| From: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Heikki Linnakangas <heikki(at)enterprisedb(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Partial vacuum versus pg_class.reltuples |
| Date: | 2009-06-08 14:12:18 |
| Message-ID: | 20090608141218.GC5598@alvh.no-ip.org |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
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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