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From: PG Bug reporting form <noreply@postgresql.org>
To: pgsql-bugs@lists.postgresql.org
Cc: vectorplanck@gmail.com
Subject: BUG #18758: Incorrect query result caused by ROLLUP operation
Date: Mon, 30 Dec 2024 16:03:58 +0000
Message-ID: <18758-7bbeea9719044a29@postgresql.org> (raw)

The following bug has been logged on the website:

Bug reference:      18758
Logged by:          Pisces Mar.
Email address:      vectorplanck@gmail.com
PostgreSQL version: 17.2
Operating system:   window10
Description:        

create table t1 (c1 char(50));
create table t2 (c1 integer);
select  t1.c1 from t2, t1 group by rollup(t1.c1); -- actual: {null},
expected: {}

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