David Rowley writes:
> Thanks. I pushed a fix for that.
Yeah, I saw your commit just after complaining. Sorry for the noise.
regards, tom lane
On Mon, 23 Aug 2021 at 01:58, Tom Lane wrote:
>
> David Rowley writes:
> > I've pushed this to master now.
>
> ... and the buildfarm is pushing back, eg
Thanks. I pushed a fix for that.
David
David Rowley writes:
> I've pushed this to master now.
... and the buildfarm is pushing back, eg
https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=hoverfly=2021-08-22%2011%3A31%3A45
diff -U3
/scratch/nm/farm/xlc64v16/HEAD/pgsql.build/src/test/regress/expected/select_distinct.out
On Wed, 18 Aug 2021 at 08:50, Zhihong Yu wrote:
> The patch is good from my point of view.
Thanks for the review. I looked over the patch again and the only
thing I adjusted was the order of the RESETs in the regression tests.
I left the " if (distinct_rel->pathlist == NIL)" ERROR case check
On Tue, Aug 17, 2021 at 1:47 PM David Rowley wrote:
> On Wed, 18 Aug 2021 at 02:42, Zhihong Yu wrote:
> > Since create_partial_distinct_paths() calls
> create_final_distinct_paths(), I wonder if numDistinctRows can be passed to
> create_final_distinct_paths() so that the latter doesn't need to
On Wed, 18 Aug 2021 at 02:42, Zhihong Yu wrote:
> Since create_partial_distinct_paths() calls create_final_distinct_paths(), I
> wonder if numDistinctRows can be passed to create_final_distinct_paths() so
> that the latter doesn't need to call estimate_num_groups().
That can't be done. The two
On Tue, Aug 17, 2021 at 3:59 AM David Rowley wrote:
> On Tue, 17 Aug 2021 at 20:07, Zhihong Yu wrote:
> > Can you attach updated patch so that we know more detail about the two
> new functions; create_final_distinct_paths and
> > create_partial_distinct_paths ?
>
> Must've fallen off in transit
On Tue, 17 Aug 2021 at 20:07, Zhihong Yu wrote:
> Can you attach updated patch so that we know more detail about the two new
> functions; create_final_distinct_paths and
> create_partial_distinct_paths ?
Must've fallen off in transit :)
David
parallel_distinct_v2.patch
Description: Binary
On Mon, Aug 16, 2021 at 10:07 PM David Rowley wrote:
> On Wed, 11 Aug 2021 at 16:51, David Rowley wrote:
> > The patch is just some plumbing work to connect all the correct paths
> > up to make it work. It's all fairly trivial.
>
> I looked at this patch again and realise that it could be done
On Wed, 11 Aug 2021 at 16:51, David Rowley wrote:
> The patch is just some plumbing work to connect all the correct paths
> up to make it work. It's all fairly trivial.
I looked at this patch again and realise that it could be done a bit
better. For example, the previous version set the
Back in March 2016, e06a38965 added support for parallel aggregation.
IIRC, because it was fairly late in the release cycle, I dropped
parallel DISTINCT to reduce the scope a little. It's been on my list
of things to fix since then. I just didn't get around to it until
today.
The patch is just
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