held911@163.com writes:
> this function is ok in pg 9.3.5. But , it does not work in pg 9.4.1.
This is not a bug, it's an intentional behavioral change. See the 9.4
release notes:
* Make pg_stat_statements ignore DEALLOCATE commands (Fabien Coelho)
It already ignored PREPARE, as well as planning time in general,
so this seems more consistent.
regards, tom lane