Re: WIP Patch: Precalculate stable functions, infrastructure v1

From: Marina Polyakova <m(dot)polyakova(at)postgrespro(dot)ru>
To: pgsql-hackers(at)postgresql(dot)org
Cc: tgl(at)sss(dot)pgh(dot)pa(dot)us
Subject: Re: WIP Patch: Precalculate stable functions, infrastructure v1
Date: 2017-05-04 16:51:57
Message-ID: 256782b3bbed0ca239567003bdd02681@postgrespro.ru
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> and here I send infrastructure patch which includes <...>

Next 2 patches:

Patch 'planning and execution', which includes:
- replacement nonvolatile functions and operators by appropriate cached
expressions;
- planning and execution cached expressions;
- regression tests.

Patch 'costs', which includes cost changes for cached expressions
(according to their behaviour).

--
Marina Polyakova
Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company

Attachment Content-Type Size
Precalculate-stable-functions-costs-v1.patch text/x-diff 3.4 KB
Precalculate-stable-functions-planning-and-execution-v1.patch text/x-diff 42.3 KB

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