Postgres Pro
Downloads
Home   >   mailing lists

full vacuum really slows down query - Mailing list pgsql-general

From Jason Long
Subject full vacuum really slows down query
Date
Msg-id 48470FA7.9010608@supernovasoftware.com
Whole thread Raw
Responses Re: full vacuum really slows down query  ("Nathan Boley" <npboley@gmail.com>)
List pgsql-general
Tree view 
I have a query that takes 2 sec if I run it from a freshly restored
dump.  If I run a full vacuum on the database it then takes 30 seconds.

Would someone please comment as to why I would see a 15x slow down by
only vacuuming the DB?

I am using 8.3.1

pgsql-general by date:

Previous
From: Jason Long
Date:
Subject: Full vacuum really slowing query down
Next
From: Dimitri Fontaine
Date:
Subject: Re: Tripping up on my first attempt at building PG from source