Re: Failing assertions in indxpath.c, placeholder.c and brin_minmax.c

From: Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Andreas Seltenreich <seltenreich(at)gmx(dot)de>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Failing assertions in indxpath.c, placeholder.c and brin_minmax.c
Date: 2015-07-27 14:15:58
Message-ID: 20150727141558.GF5596@postgresql.org
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Tom Lane wrote:

> Bottom line is that somebody failed to consider the possibility of a
> null comparison value reaching the BRIN index lookup machinery.
> The code stanza that's failing supposes that only IS NULL or IS NOT NULL
> tests could have SK_ISNULL set, but that's just wrong.

Hm, okay, will look into that.

--
Álvaro Herrera http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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