Markus Bertheau <[EMAIL PROTECTED]> writes: > В Сбт, 17.04.2004, в 01:45, Tom Lane пишет: >> The planner sees that as "where scope = <some complicated expression>" >> and falls back to a default estimate. It won't simplify a sub-select >> to a constant. (Some people consider that a feature ;-).)
> Why? It's the only way to prevent it from simplifying when you don't want it to. regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 6: Have you searched our list archives? http://archives.postgresql.org