| From: | Simon Riggs <simon(at)2ndQuadrant(dot)com> |
|---|---|
| To: | Julien Rouhaud <julien(dot)rouhaud(at)dalibo(dot)com> |
| Cc: | Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "Shulgin, Oleksandr" <oleksandr(dot)shulgin(at)zalando(dot)de>, Simon Riggs <simon(at)2ndquadrant(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: On-demand running query plans using auto_explain and signals |
| Date: | 2015-11-30 23:04:27 |
| Message-ID: | CANP8+j+UCZTH3tnpMOqXjTgXVAaWQ3JwqTEhaFgBvH9q4AMtwA@mail.gmail.com |
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| Lists: | pgsql-hackers |
On 30 November 2015 at 22:27, Julien Rouhaud <julien(dot)rouhaud(at)dalibo(dot)com>
wrote:
> I registered as reviewer on this, but after reading the whole thread for
> the second time, it's still not clear to me if the last two submitted
> patches (0001-Add-auto_explain.publish_plans.patch and
> 0002-Add-SHM-table-of-contents-to-the-explain-DSM.patch) are still
> needed reviews, since multiple refactoring ideas and objections have
> been raised since.
>
I looked into it more deeply and decided partial EXPLAINs aren't very
useful yet.
I've got some thoughts around that which I'll publish when I have more
time. I suggest this is a good idea, just needs some serious
committer-love, so we should bounce this for now.
--
Simon Riggs http://www.2ndQuadrant.com/
<http://www.2ndquadrant.com/>
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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