Re: Data comparison SQL in PG 8.2.9

From: "Phoenix Kiula" <phoenix(dot)kiula(at)gmail(dot)com>
To: "Reg Me Please" <regmeplease(at)gmail(dot)com>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: Data comparison SQL in PG 8.2.9
Date: 2009-01-12 09:18:59
Message-ID: e373d31e0901120118v49584529k856d5b15142039ff@mail.gmail.com
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> When queries used to be fast and now are slow very often depends upon the
> indexes. Less frequently upon the amount of memory available for cache and
> the server configuration.
> Do you used ti have any index on that column?
> Do you have server configuration files for comparison?

The config file is exactly the samea s the old PG version (8.2.3 --> 8.2.9).

All other queries work super fast. Perhaps faster in 8.2.9. Only the
date fields seem slower.

Yes, as I mentioned in my post the field is indexed (btree with fill factor of

Thomas, my slow queries are from a date that was yesterday, as I
mentioned. A ">" condition even for just yesterday takes about 10-15
seconds, where it used to take less than a second before.

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