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Re: WHERE condition not being pushed down to union parts

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "John L(dot) Clark" <jlc6(at)po(dot)cwru(dot)edu>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: WHERE condition not being pushed down to union parts
Date: 2009-04-23 16:14:59
Message-ID: 28999.1240503299@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-performance
"John L. Clark" <jlc6(at)po(dot)cwru(dot)edu> writes:
> Thanks for your help, Tom.  I am certainly amused and pleased that my
> exact use case is handled in the very next PostgreSQL release.

Well, sir, your timing is excellent ;-).  That's been a known problem
for quite some time, and it was only in this release cycle that it got
addressed.

			regards, tom lane

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