From: PG Bug reporting form <noreply@postgresql.org>
To: pgsql-bugs@lists.postgresql.org
Cc: ma100@hotmail.com
Subject: BUG #17172: NaN compare error in hash agg
Date: Wed, 01 Sep 2021 02:25:31 +0000
Message-ID: <17172-7505bea9e04e230f@postgresql.org> (raw)
The following bug has been logged on the website:
Bug reference: 17172
Logged by: ma liangzhu
Email address: ma100@hotmail.com
PostgreSQL version: 14beta1
Operating system: centos7
Description:
postgres=# select '-NaN'::float union select ('Infinity'::float +
'-Infinity') union select 'NaN';
float8
--------
NaN
NaN
(2 rows)
postgres=# set enable_hashagg =0;
SET
postgres=# select '-NaN'::float union select ('Infinity'::float +
'-Infinity') union select 'NaN';
float8
--------
NaN
(1 row)
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To: pgsql-bugs@postgresql.org
Cc: noreply@postgresql.org, pgsql-bugs@lists.postgresql.org, ma100@hotmail.com
Subject: Re: BUG #17172: NaN compare error in hash agg
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