Search Postgresql Archives

Re: effect on planner of turning a subquery to a table, sql function returning table

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, 12 Apr 2024 at 22:33, Thierry Henrio <thierry.henrio@xxxxxxxxx> wrote:
> Here is (B) execution plan:

To be able to determine if a plan is good or bad, we'd really need to
see the EXPLAIN (ANALYZE) output rather than just the EXPLAIN ouput.

To save a possible roundtrip;

SET track_io_timing = ON;
EXPLAIN (ANALYZE, BUFFERS) <the query>

David





[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Postgresql Jobs]     [Postgresql Admin]     [Postgresql Performance]     [Linux Clusters]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Databases]     [Postgresql & PHP]     [Yosemite]

  Powered by Linux