Craig James <cjames(at)emolecules(dot)com> writes:
> I installed 9.2 on our new server and am seeing something odd that doesn't
> happen in 8.4:
> postgres=# select datname, pid, usename, query from pg_stat_activity where
> query != '<IDLE>';
The query column now means "current or last query" --- there's a
separate column to check for the idle status. Those DEALLOCATEs
are evidently what your app does before going idle.
regards, tom lane