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help / color / mirror / Atom feedFrom: Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Voillequin, Jean-Marc <Jean-Marc.Voillequin@moodys.com>
Cc: pgsql-bugs@lists.postgresql.org
Cc: pgsql-sql@lists.postgresql.org
Subject: Re: Weird "could not determine which collation to use for string comparison" with LEAST/GREATEST on PG11 procedure
Date: Thu, 7 Feb 2019 08:29:47 +0100
Message-ID: <6e40d0c0-2605-ce2f-cae5-0e4a0d0e305f@2ndquadrant.com> (raw)
In-Reply-To: <19783.1549377987@sss.pgh.pa.us>
References: <1EC8157EB499BF459A516ADCF135ADCE39FFAC54@LON-WGMSX712.ad.moodys.net>
<12249.1542824360@sss.pgh.pa.us>
<66209b1a-db5b-d578-6674-1be789c581f5@2ndquadrant.com>
<19783.1549377987@sss.pgh.pa.us>
On 05/02/2019 15:46, Tom Lane wrote:
> Peter Eisentraut <peter.eisentraut@2ndquadrant.com> writes:
>> On 21/11/2018 19:19, Tom Lane wrote:
>>> Yeah, same here. I think somebody forgot to run assign_expr_collations()
>>> on CALL arguments.
>
>> This appears to fix it.
>
> I think this should be fine as a band-aid patch. As I mentioned
> previously, I'm not really happy with our generally-unprincipled
> approach to where collation assignment is called from ... but a
> bug-fix patch should probably not be tasked with making that
> better. Especially not with less than a week till 11.2.
committed
--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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Subject: Re: Weird "could not determine which collation to use for string comparison" with LEAST/GREATEST on PG11 procedure
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