On Thu, Jun 11, 2015 at 01:31:01PM -0400, Tom Lane wrote:
> Robert Haas <robertmh...@gmail.com> writes:
> > On Thu, Jun 11, 2015 at 11:32 AM, Bruce Momjian <br...@momjian.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 <br...@momjian.us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ Everyone has their own god. +
commit 8bf51ad0cc26e80cbd082c111f45428db7a2f73b
Author: Bruce Momjian <br...@momjian.us>
Date: Fri Jun 12 22:16:08 2015 -0400
release notes: split apart hash items
Report by Tom Lane, Robert Haas
diff --git a/doc/src/sgml/release-9.5.sgml b/doc/src/sgml/release-9.5.sgml
new file mode 100644
index 17301a4..283d061
*** a/doc/src/sgml/release-9.5.sgml
--- b/doc/src/sgml/release-9.5.sgml
***************
*** 221,228 ****
<listitem>
<para>
! Improve hash creation and lookup performance (Tomas Vondra,
! Teodor Sigaev, Tom Lane, Robert Haas)
</para>
</listitem>
--- 221,227 ----
<listitem>
<para>
! Improve in-memory hash performance (Tomas Vondra, Robert Haas)
</para>
</listitem>
***************
*** 1795,1800 ****
--- 1794,1805 ----
</para>
</listitem>
+ <listitem>
+ <para>
+ Improve dynahash capabilities (Teodor Sigaev, Tom Lane)
+ </para>
+ </listitem>
+
<listitem>
<para>
Improve parallel execution infrastructure (Robert Haas, Amit
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