Re: >= forces row compare and not index elements compare when possible

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Bernard Dhooghe" <dhoogheb(at)yahoo(dot)com>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: >= forces row compare and not index elements compare when possible
Date: 2006-01-14 18:10:28
Message-ID: 20702.1137262228@sss.pgh.pa.us
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"Bernard Dhooghe" <dhoogheb(at)yahoo(dot)com> writes:
> So >= (or <=) is not optimized against an index where it could be.

Work in progress...

regards, tom lane

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