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Re: index scan cost

From: "Dennis Brakhane" <brakhane(at)googlemail(dot)com>
To: "Jeff Frost" <jeff(at)frostconsultingllc(dot)com>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: index scan cost
Date: 2008-07-17 22:58:23
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-performance
The "fast" server makes a much more accurate estimation of the number
of rows to expect (4 rows are returning, 1 was estimated). The "slow"
server estimates 1151 rows. Try running ANALYZE on the slow one

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