Anton Shepelev <anton....@gmail.com> writes: > pg_settings shows: > name | track_counts > setting | on > source | override
> What does 'override' mean in the 'source' column? How can I > find where in the system this setting is overridden? I am fairly certain that there is nothing in core Postgres that would do that. PGC_S_OVERRIDE is used to lock down the values of certain variables that shouldn't be allowed to change, but track_counts surely isn't one of those. And a quick grep through the code finds nothing applying PGC_S_OVERRIDE to it. What extensions do you have installed? regards, tom lane