Re: vacuum and routine maintenance docs

Any update on this effort?

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Scott Marlowe wrote:
> After the most recent post on the general mailing list by someone who
> was a bit confused by postgresql's vacuuming and use of the free space
> map, I've been reviewing the page on routine maintenance.
>
> It's pretty obvious that this page was originally written for an older
> version of PostgreSQL and has had bits and pieces welded onto it over
> time to cover newer features, like the autovacuum daemon.
>
> I'd like to rewrite most of the page, or at least the parts referring to
> vacuuming and analyzing.  They seem a bit scattered about on the page,
> and there's no mention at all of the free space map, something which is
> integral to vacuuming the database.
>
> So, before I go of slogging through the snow, a couple of questions.
>
> 1:  Is there already a newer version in CVS?  Should I check out the
> docs/src directory from there to start?   Or can I just go on what's in
> the 8.1 release?
>
> 2:  Any input on anyone as to what they feel they'd like to see in the
> docs for this section?
>
> The section on vacuuming and analysis seem kind of light on theory.  I'm
> thinking we should mention something about the default statistics or at
> least a reference to a page that explains it.
>
> This also leads me to believe that what we cover on the
> runtime-config-resource page, because the coverage of the fsm there is
> kind of light too.
>
> So, any advice?
>
> ---------------------------(end of broadcast)---------------------------
> TIP 9: In versions below 8.0, the planner will ignore your desire to
>        choose an index scan if your joining column's datatypes do not
>        match
>

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  Bruce Momjian   http://candle.pha.pa.us
  SRA OSS, Inc.   http://www.sraoss.com

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