Zhiyu ZY13 Xu <xuz...@lenovo.com> writes: > I experience a PG optimizer problem. Different user query with same SQL at > same time. But get different access plan.
If you've got row-level security turned on for that table, it could
explain results like this. RLS limits the planner's ability to
see statistics, which can easily result in a worse plan.
regards, tom lane
