Re: Re[2]: [HACKERS] BUG ON HAVING CLAUSE

From: Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us>
To: sferac(at)bo(dot)nettuno(dot)it
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Re[2]: [HACKERS] BUG ON HAVING CLAUSE
Date: 1998-12-14 15:09:40
Message-ID: 199812141509.KAA21956@candle.pha.pa.us
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> Well, I tried IN-ANY-ALL on a subselect containing an HAVING clause
> like:
>
> select * from emp where ename in (
> select ename from emp group by ename having 1 < count(ename)
> );
>
> and I was thought that IN-ANY-ALL were buggy, then I tried this:
>
> select * from emp where ename IN (
> select ename from emp where deptno=20);
>
> and now I know the bug is only in the HAVING clause.

OK, that's good. We now have TODO item:

* subqueries containing HAVING return incorrect results

--
Bruce Momjian | http://www.op.net/~candle
maillist(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
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