Re: Suggestion for optimization

From: "Dann Corbit" <DCorbit(at)connx(dot)com>
To: "Rod Taylor" <rbt(at)zort(dot)ca>, "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: "Doug McNaught" <doug(at)wireboard(dot)com>, <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Suggestion for optimization
Date: 2002-04-05 21:07:51
Message-ID: D90A5A6C612A39408103E6ECDD77B82906F428@voyager.corporate.connx.com
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-----Original Message-----
From: Rod Taylor [mailto:rbt(at)zort(dot)ca]
Sent: Friday, April 05, 2002 12:35 PM
To: Dann Corbit; Tom Lane
Cc: Doug McNaught; pgsql-hackers(at)postgresql(dot)org
Subject: Re: [HACKERS] Suggestion for optimization

Not to mention it only increases the speed of:

SELECT count(*) FROM foo;

and not:

SELECT count(*) FROM foo WHERE bar;
>>-----------------------------------------------
Of course. Nobody optimizes that one (that I am
aware of).
<<-----------------------------------------------

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