From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | Tom Lane <tgl(at)hub(dot)org> |
Cc: | pgsql-committers(at)postgresql(dot)org |
Subject: | Re: pgsql/src/backend/optimizer/prep prepunion.c |
Date: | 2001-08-14 19:36:42 |
Message-ID: | 200108141936.f7EJag003849@candle.pha.pa.us |
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Lists: | pgsql-committers |
Tom, thanks for fixing this. I couldn't verify the bug because the test
case was so complex.
> CVSROOT: /home/projects/pgsql/cvsroot
> Module name: pgsql
> Changes by: tgl(at)hub(dot)org 01/08/14 13:12:57
>
> Modified files:
> src/backend/optimizer/prep: prepunion.c
>
> Log message:
> Fix brokenness of nested EXCEPT/INTERSECT queries. prepunion was being
> a tad sloppy about generating the targetlist for some nodes, by generating
> a tlist entry that claimed to be a constant when the value wasn't actually
> constant. This caused setrefs.c to do the wrong thing later on.
>
>
> ---------------------------(end of broadcast)---------------------------
> TIP 4: Don't 'kill -9' the postmaster
>
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
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