On Thu, Jan 26, 2023 at 07:21:16PM -0500, Tom Lane wrote:
> Well, if you looked further than the first few rows, it wouldn't be
> "always zero". But the select from the partitioned table will read
> the first partition first, and that partition will have the rows
> with d1=0, by definition.
>
> =
Bruce Momjian writes:
> I have found an odd behavior --- a query in the target list that assigns
> to a partitioned column causes queries that would normally be volatile
> to return always zero.
Well, if you looked further than the first few rows, it wouldn't be
"always zero". But the select fro