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Re: NAMEDATALEN and performance

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Alessandro Baretta <a(dot)baretta(at)studio(dot)baretta(dot)com>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: NAMEDATALEN and performance
Date: 2006-11-29 15:50:45
Message-ID: 19764.1164815445@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-performance
Alessandro Baretta <a(dot)baretta(at)studio(dot)baretta(dot)com> writes:
> I am considering the possibility of rebuilding the server with
> NAMEDATALEN equal to 256. I have seen an interesting thread [1] about
> the performance impact of raising NAMEDATALEN, but it did not seem
> conclusive.

More to the point, tests done on 7.2-era code shouldn't be assumed to be
relevant to modern PG releases.  I think you'll need to do your own
benchmarking if you want to find out the costs of doing this.

			regards, tom lane

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