Re: Window function optimisation, allow pushdowns of items matching PARTITION BY clauses - Mailing list pgsql-hackers

From Vik Fearing
Subject Re: Window function optimisation, allow pushdowns of items matching PARTITION BY clauses
Date
Msg-id 53ACA642.8040804@dalibo.com
Whole thread Raw
In response to Re: Window function optimisation, allow pushdowns of items matching PARTITION BY clauses  (David Rowley <dgrowley@gmail.com>)
Responses Re: Window function optimisation, allow pushdowns of items matching PARTITION BY clauses  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
On 06/21/2014 02:03 PM, David Rowley wrote:
>     I'm marking this Waiting on Author pending discussion on pushing down
>     entire expressions, but on the whole I think this is pretty much ready.
> 
> 
> As I said above, I don't think playing around with that code is really
> work for this patch. It can be done later in another patch if people
> think it would be useful.

I tend to agree.

This latest patch is ready for a committer to look at now.  The weird
comments have been changed, superfluous regression tests removed, and
nothing done about expression pushdown per (brief) discussion.
-- 
Vik



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