From: Tom Lane <tgl@sss.pgh.pa.us>
To: Oleg Bartunov <oleg@sai.msu.su>
Cc: Achilleus Mantzios <achill@matrix.gatewaynet.com>
Cc: Pgsql Hackers <pgsql-hackers@postgresql.org>
Subject: Re: [GENERAL] FreeBSD, Linux: select, select count(*) performance
Date: Wed, 27 Nov 2002 11:57:04 -0500
Message-ID: <18374.1038416224@sss.pgh.pa.us> (raw)
In-Reply-To: <Pine.GSO.4.44.0211271928320.11279-100000@ra.sai.msu.su>
References: <Pine.GSO.4.44.0211271928320.11279-100000@ra.sai.msu.su>
Oleg Bartunov <oleg@sai.msu.su> writes:
> Are there any reason to "fetch (and perhaps decompress) the TOAST entries"
> just to count(*) without any WHERE clause ?
It doesn't. That was my point...
regards, tom lane
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To: pgsql-sql@postgresql.org
Cc: tgl@sss.pgh.pa.us, oleg@sai.msu.su, achill@matrix.gatewaynet.com, pgsql-hackers@postgresql.org
Subject: Re: [GENERAL] FreeBSD, Linux: select, select count(*) performance
In-Reply-To: <18374.1038416224@sss.pgh.pa.us>
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