Re: [HACKERS] Restrict concurrent update/delete with UPDATE ofpartition key

On Fri, Apr 6, 2018 at 1:19 PM, Amit Kapila <amit.kapila16@gmail.com> wrote:
> On Fri, Apr 6, 2018 at 12:50 PM, amul sul <sulamul@gmail.com> wrote:
>>
>> Updated patch attached.
>>
>
> + if (ItemPointerIndicatesMovedPartitions(&hufd.ctid))
> + ereport(ERROR,
> + (errcode(ERRCODE_OBJECT_NOT_IN_PREREQUISITE_STATE),
> + errmsg("tuple to be locked was already moved to another partition
> due to concurrent update")));
>
> As suggested by Andres, I think you should change the error code to
> serialization failure i.e ERRCODE_T_R_SERIALIZATION_FAILURE.
>

Thanks for the reminder -- fixed in the attached version.

Regards,
Amul