[EMAIL PROTECTED] writes: > Yes, I've launched ANALYZE command before sending request. > I precise that's postgres version is 7.3.4
Can't possibly be 7.3.4, that version didn't have HashAggregate. How many distinct values of "query" actually exist in the table? regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 4: Have you searched our list archives? http://archives.postgresql.org