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Re: INSERT extremely slow with large data sets (fwd)

From: Slavisa Garic <Slavisa(dot)Garic(at)infotech(dot)monash(dot)edu(dot)au>
To: George Essig <george_essig(at)yahoo(dot)com>
Cc: Slavisa Garic <Slavisa(dot)Garic(at)infotech(dot)monash(dot)edu(dot)au>,pgsql-performance(at)postgresql(dot)org
Subject: Re: INSERT extremely slow with large data sets (fwd)
Date: 2003-11-15 01:20:20
Message-ID: Pine.GSO.4.10.10311151218510.12776-100000@bruce.csse.monash.edu.au (view raw or flat)
Thread:
Lists: pgsql-performance
Does VACUUM ANALYZE help with the analysis or it also speeds up the
process. I know i could try that before I ask but experiment is running
now and I am too curious to wait :),

Anyway thanks for the hint,
Slavisa

On Fri, 14 Nov 2003, George Essig wrote:

> Slavisa Garic wrote:
> 
> > Hi Everyone,
>  
> > I am using PostgreSQL 7.3.2 and have used earlier versions (7.1.x 
> > onwards) 
> > and with all of them I noticed same problem with INSERTs when there is 
> > a
> > large data set. Just to so you guys can compare time it takes to insert
> > one row into a table when there are only few rows present and when 
> > there
> > are thousands:
> 
> Try running VACUUM ANALYZE periodically during inserts.  I found this to help.
> 
> George Essig
> 
> 


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