Re: 7.3.1 New install, large queries are slow

From: "Josh Berkus" <josh(at)agliodbs(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "Roman Fail" <rfail(at)posportal(dot)com>
Cc: josh(at)agliodbs(dot)com, pgsql-performance(at)postgresql(dot)org
Subject: Re: 7.3.1 New install, large queries are slow
Date: 2003-01-16 04:41:11
Message-ID: web-2315724@davinci.ethosmedia.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-performance

Tom, Roman,

> I think more likely the issue is that your use of JOIN syntax is
> forcing
> Postgres into a bad plan. MSSQL probably doesn't assign any semantic
> significance to the use of "a JOIN b" syntax as opposed to "FROM a,
> b"
> syntax.

That's correct. MSSQL will reorder equijoins, even when explicitly
declared.

Hey, Roman, how many records in BatchDetail, anyway?

Josh Berkus

In response to

Browse pgsql-performance by date

  From Date Subject
Next Message Kevin Brown 2003-01-16 04:48:47 Re: 7.3.1 New install, large queries are slow
Previous Message Tom Lane 2003-01-16 04:35:00 Re: 7.3.1 New install, large queries are slow