From: | "Jim C(dot) Nasby" <jim(at)nasby(dot)net> |
---|---|
To: | Kyle <kyle(at)ccidomain(dot)com> |
Cc: | Forum - PostGreSQL General <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: [SQL] Best way to delete time stamped data? |
Date: | 2003-05-04 16:30:29 |
Message-ID: | 20030504113029.W66185@flake.decibel.org |
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Thread: | |
Lists: | pgsql-general pgsql-sql |
On Sun, May 04, 2003 at 09:09:05AM -0400, Kyle wrote:
> Josh,
>
> Thanks, even my boss can read the new statement:
>
> DELETE FROM ONLY richtable WHERE age(trxdate) > '90 days';
Just remember that that query won't use any index on trxdate, because
it has to calculate 'age(trxdate)' for every value in the table.
--
Jim C. Nasby (aka Decibel!) jim(at)nasby(dot)net
Member: Triangle Fraternity, Sports Car Club of America
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