On Fri, Mar 23, 2018 at 10:14:19AM -0400, Tom Lane wrote: ! It's conceivable that the OP's problem is actually planning time ! (if the query joins sufficiently many tables) and that restricting ! the cost of the join plan search is really what he needs to do. Negative. Plnning time 10 to 27 ms. Execution time 600 to 6300 ms. ! Lacking any further information about the problem, we can't say. ! We can, however, point to ! https://wiki.postgresql.org/wiki/Slow_Query_Questions ! concerning how to ask this type of question effectively. I strongly hope the data that I sent as followup will now suffice Your expectations. rgds, PMc