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Re: pg_restore followed by immediate VACUUM ANALYZE


  • From: Bryce Nesbitt <bryce2(at)obviously(dot)com>
  • To: pgsql-sql(at)postgresql(dot)org
  • Subject: Re: pg_restore followed by immediate VACUUM ANALYZE
  • Date: Mon, 30 Nov 2009 19:59:34 -0800
  • Message-id: <4B1494A6.8070300@obviously.com> <text/plain>

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Tom Lane wrote:<br>
<blockquote cite="mid:19189(dot)1259639712(at)sss(dot)pgh(dot)pa(dot)us" type="cite">
  <blockquote type="cite">
    <pre wrap="">Does pg_restore not update the query planner statistics?
    </pre>
  </blockquote>
  <pre wrap=""><!---->
Correct.  Autovacuum might fix them eventually, but usually it's
worth forcing the issue once you've completed your data loading.
(This might involve multiple steps, which is why pg_restore
doesn't try to force it for you.)</pre>
</blockquote>
Hmm.&nbsp; It seems like pg_restore would already know 90% of what it needs
to in this case.<br>
Of course I'm just trying to cut down on the 4+ hour VACUUM ANALYZE.&nbsp;
But thanks for<br>
the note, I'll look elsewhere for speed improvements.<br>
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