On Tue, 15 Sep 2020 at 23:21, David Rowley wrote:
>
> On Tue, 15 Sep 2020 at 20:12, Daniel Gustafsson wrote:
> >
> > No comments on this version, LGTM.
>
> Cool. Many thanks for having a look.
Pushed. 62e221e1c
David
On Tue, 15 Sep 2020 at 20:12, Daniel Gustafsson wrote:
>
> On that note, assume we have the below scenario:
>
> wfunc .. (order by a), .. (order by a,b), .. (order by a,b,c)
>
> Currently the windows will be ordered such that a,b,c is sorted first, with
> a,b
> and a not having to sort. I wo
On Tue, 15 Sep 2020 at 05:19, Tomas Vondra wrote:
>
> On Wed, Jul 08, 2020 at 04:57:21PM +1200, David Rowley wrote:
> >Over on [1] someone was asking about chained window paths making use
> >of already partially sorted input. (The thread is on -general, so I
> >guessed they're not using PG13.)
>
> On 15 Sep 2020, at 01:17, David Rowley wrote:
>
> On Tue, 15 Sep 2020 at 00:02, Daniel Gustafsson wrote:
>>
>>> On 8 Jul 2020, at 06:57, David Rowley wrote:
>>>
>>> Over on [1] someone was asking about chained window paths making use
>>> of already partially sorted input. (The thread is on
On Tue, 15 Sep 2020 at 00:02, Daniel Gustafsson wrote:
>
> > On 8 Jul 2020, at 06:57, David Rowley wrote:
> >
> > Over on [1] someone was asking about chained window paths making use
> > of already partially sorted input. (The thread is on -general, so I
> > guessed they're not using PG13.)
>
>
On Wed, Jul 08, 2020 at 04:57:21PM +1200, David Rowley wrote:
Over on [1] someone was asking about chained window paths making use
of already partially sorted input. (The thread is on -general, so I
guessed they're not using PG13.)
However, On checking PG13 to see if incremental sort would help
> On 8 Jul 2020, at 06:57, David Rowley wrote:
>
> Over on [1] someone was asking about chained window paths making use
> of already partially sorted input. (The thread is on -general, so I
> guessed they're not using PG13.)
The [1] reference wasn't qualified, do you remember which thread it wa
Over on [1] someone was asking about chained window paths making use
of already partially sorted input. (The thread is on -general, so I
guessed they're not using PG13.)
However, On checking PG13 to see if incremental sort would help their
case, I saw it didn't. Looking at the code I saw that
cre