Re: Recursive Left Joins Causing Trouble in 8.2.3 RESOLVED (kind of)

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: harding(dot)ian(at)gmail(dot)com
Cc: "PostgreSQL General ML" <pgsql-general(at)postgresql(dot)org>
Subject: Re: Recursive Left Joins Causing Trouble in 8.2.3 RESOLVED (kind of)
Date: 2007-02-22 06:09:18
Message-ID: 367.1172124558@sss.pgh.pa.us
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"Ian Harding" <harding(dot)ian(at)gmail(dot)com> writes:
> I had views that used syntax like
> WHERE datecol < current_date and (otherdatecol is null or otherdatecol
> > current_date)
> Suddenly, this is ungodly inefficient in 8.2.3. It worked just fine in 8.1.3.

This complaint is pretty much content-free (especially with the oblique
implication that it's got something to do with left joins). Please
provide a self-contained test case.

regards, tom lane

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