Luis Vargas <[EMAIL PROTECTED]> writes: > At the backend, I'm measuring the cost of executing (via SPI_execute_plan) > the read-only plan of a simple query with no reference to tables. E.g. > simpleplan(int) AS SELECT $1 > 5
> Executing this plan via SPI_execute takes around 70% more time than > directly executing the relevant operator function (int4gt) and using > DatumGetBool. Only that much? I'd have expected it to be several hundred times slower, considering that int4gt is an utterly trivial function and executor startup/shutdown is a fairly heavyweight operation. regards, tom lane -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers