Re: ToDo: log plans of cancelled queries

Pavel Stehule <pavel.stehule@gmail.com>

From: Pavel Stehule <pavel.stehule@gmail.com>
To: Stephen Frost <sfrost@snowman.net>
Cc: Tom Lane <tgl@sss.pgh.pa.us>, PostgreSQL Hackers <pgsql-hackers@postgresql.org>
Date: 2013-01-11T16:20:39Z
Lists: pgsql-hackers
2013/1/11 Stephen Frost <sfrost@snowman.net>:
> * Pavel Stehule (pavel.stehule@gmail.com) wrote:
>> 2013/1/11 Stephen Frost <sfrost@snowman.net>:
>> > Why not an option to auto_explain (or whatever) to log an execution plan
>> > right before actually executing it?  If that was something which could
>> > be set with a GUC or similar, you could just do that before running
>> > whatever queries you're interested in capturing the plans for.
>>
>> for our OLAP usage it is probably possible, but it can be slow for OLTP usage..
>
> If it was a GUC, you could turn it on/off at appropriate places in the
> OLTP scenario.

yes, it is possible solution

Pavel

>
>         Thanks,
>
>                 Stephen