On 2018/07/05 9:40, Andres Freund wrote:
> On 2018-07-02 17:14:14 +0900, Amit Langote wrote:
>> I studied this a bit and found a bug that's causing the crash.
>>
>> The above mentioned commit has this hunk:
>>
>> @@ -1309,6 +1311,9 @@ hypothetical_dense_rank_final(PG_FUNCTION_ARGS)
>> PG_R
On 2018-07-02 17:14:14 +0900, Amit Langote wrote:
> I studied this a bit and found a bug that's causing the crash.
>
> The above mentioned commit has this hunk:
>
> @@ -1309,6 +1311,9 @@ hypothetical_dense_rank_final(PG_FUNCTION_ARGS)
> PG_RETURN_INT64(rank);
>
> osastate = (OSAPer
On 2018-06-13 16:35:58 +0900, Amit Langote wrote:
> Hi.
>
> On 2018/06/13 14:55, Michael Paquier wrote:
> > On Wed, Jun 13, 2018 at 11:08:38AM +0530, Rajkumar Raghuwanshi wrote:
> >> postgres=# SELECT dense_rank(b) WITHIN GROUP (ORDER BY a) FROM pagg_tab
> >> GROUP BY b ORDER BY 1;
> >> server clo
On 2018/06/13 16:35, Amit Langote wrote:
> Fwiw, I see that the crash can also occur even when using a
> non-partitioned table in the query, as shown in the following example
> which reuses Rajkumar's test data and query:
>
> create table foo (a int, b int, c text);
> postgres=# insert into foo se
Hi.
On 2018/06/13 14:55, Michael Paquier wrote:
> On Wed, Jun 13, 2018 at 11:08:38AM +0530, Rajkumar Raghuwanshi wrote:
>> postgres=# SELECT dense_rank(b) WITHIN GROUP (ORDER BY a) FROM pagg_tab
>> GROUP BY b ORDER BY 1;
>> server closed the connection unexpectedly
>> This probably means the s
On 13 June 2018 at 17:55, Michael Paquier wrote:
> On Wed, Jun 13, 2018 at 11:08:38AM +0530, Rajkumar Raghuwanshi wrote:
>> postgres=# SELECT dense_rank(b) WITHIN GROUP (ORDER BY a) FROM pagg_tab
>> GROUP BY b ORDER BY 1;
>> server closed the connection unexpectedly
>> This probably means the
On Wed, Jun 13, 2018 at 11:08:38AM +0530, Rajkumar Raghuwanshi wrote:
> postgres=# SELECT dense_rank(b) WITHIN GROUP (ORDER BY a) FROM pagg_tab
> GROUP BY b ORDER BY 1;
> server closed the connection unexpectedly
> This probably means the server terminated abnormally
> before or while proce
