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From: Craig Ringer <craig@postnewspapers.com.au>
To: Daniel Cristian Cruz <danielcristian@gmail.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: Fwd: Not so simple query and a half million loop
Date: Fri, 19 Dec 2008 10:25:29 +0900
Message-ID: <494AF809.8060503@postnewspapers.com.au> (raw)
In-Reply-To: <48d0cacb0812020802t1ae88fcfse12f2526ab1c993b@mail.gmail.com>
References: <48d0cacb0812010526i7c51b29fs9319618b3aaf3f49@mail.gmail.com>
	<48d0cacb0812020802t1ae88fcfse12f2526ab1c993b@mail.gmail.com>

Daniel Cristian Cruz wrote:

> No one knows why I got "actual time=0.014..0.570 rows=30 loops=511222"
> and "actual time=0.005..0.006 rows=1 loops=15158976"?

You've already tried increasing the stats targets and ANALYZEing, so:

Please post the output of VACUUM ANALYZE VERBOSE on the tables of interest.

> I've tryied 4 times to post this message to pgsql-performance without
> success... No return, even an error...

Well, the message arrives. However, many people ignore anything with
"Fwd:" in it in a mailing list, since it's someone lazily resending a
message by clicking on the forward button thus they've probably seen the
message before.

--
Craig Ringer



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