August 12th, 2009 by depesz | Tags: analyze, distinct, pg85, pg90, planner, postgresql, statistics | No comments »
Robert Haas wrote, and Tom Lane committed (on 2nd of August) patch which adds interesting capability: Log Message: ----------- Add ALTER TABLE ... ALTER COLUMN ... SET STATISTICS DISTINCT Robert Haas Log message is rather terse, so what does it exactly do?
May 15th, 2008 by depesz | Tags: bazy danych, functions, pg84, pg_stat_user_functions, postgresql, profiling, statistics, track_functions | 4 comments »
Today another great patch, committed by Tom Lane. This patch was written by Martin Pihlak (with some edits by Tom).
