| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: 9.5 release notes |
| Date: | 2015-06-13 02:16:47 |
| Message-ID: | 20150613021647.GB29422@momjian.us |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
On Thu, Jun 11, 2015 at 01:31:01PM -0400, Tom Lane wrote:
> Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> > On Thu, Jun 11, 2015 at 11:32 AM, Bruce Momjian <bruce(at)momjian(dot)us> wrote:
> >> Improve hash creation and lookup performance (Tomas Vondra,
> >> Teodor Sigaev, Tom Lane, Robert Haas)
>
> > I suggest haveing two separate items. One of those is about the Hash
> > executor node and the other is about our dynahash stuff. So they're
> > completely different code bases.
>
> As far as 4a14f13a0 goes, I would think that ought to be mentioned under
> "Source Code" since it's a change in a rather widely used API. I doubt
> that the performance aspect of it is really all that exciting to end
> users, but third-party modules calling the dynahash code would care.
> The hash join changes are a completely different thing.
Applied patch attached.
--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ Everyone has their own god. +
| Attachment | Content-Type | Size |
|---|---|---|
| hash.diff | text/x-diff | 1.1 KB |
| From | Date | Subject | |
|---|---|---|---|
| Next Message | Bruce Momjian | 2015-06-13 02:17:37 | Re: 9.5 release notes |
| Previous Message | Simon Riggs | 2015-06-13 02:08:09 | Re: Entities created in one query not available in another in extended protocol |