On Wed, Apr 25, 2001 at 04:26:14PM +0200, Jan Ploski wrote:
> Hello,
>
> I have run into the following problem:
>
> workunit=> select * from v_wutest;
> estimate
> ----------
> 1650
> 100
> (2 rows)
>
> workunit=> select sum(estimate) from v_wutest;
> sum
> ------
> 4950
> 100
> (2 rows)
>
>
>
> Here, v_wutest is a view which returns two rows. Shouldn't the SUM
> aggregate simply add these two values? To me, it looks like a bug.
> Isn't it one?
>
> I am using PostgreSQL 7.0.3 here.
I just upgraded to 7.1 release 1, and the problem disappeared.
Also, I found a bug in one of my own queries (a missing join
condition), but IMHO it should not have led to the anomaly pictured
above, anyway.
-JPL