| From: | Julien Rouhaud <julien(dot)rouhaud(at)dalibo(dot)com> |
|---|---|
| To: | Andres Freund <andres(at)anarazel(dot)de>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: segfault in HEAD when too many nested functions call |
| Date: | 2017-07-17 21:04:43 |
| Message-ID: | 8f111719-5865-a023-61f6-f0c10bdfef55@dalibo.com |
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| Lists: | pgsql-hackers |
On 17/07/2017 16:57, Andres Freund wrote:
> The latter obviously isn't ready, but might make clearer what I'm
> thinking about.
It did for me, and FWIW I like this approach.
> If we were to go this route we'd have to probably move
> the callback assignment into the ExecInit* routines, and possibly
> replace the switch in ExecInitNode() with another callback, assigned in
> make_*, and implement callbacks for ExecShutdown, MultiExecProcNode etc.
>
> This results in a good speedup in tpc-h btw:
> master total min: 46434.897 cb min: 44778.228 [diff -3.70]
Is it v11 material or is there any chance to make it in v10?
--
Julien Rouhaud
http://dalibo.com - http://dalibo.org
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