On 2014-03-17 19:55:01 -0400, Tom Lane wrote: > > I think the best way to really cleanup a table is to use something like: > > ALTER TABLE rew ALTER COLUMN data TYPE text USING (data); > > where text is the previous type of the column. That should trigger a > > full table rewrite, without any finesse about tracking ctid chains. > > Um... don't we have logic in there that's smart enough to short-circuit > that?
Not with USING present I think? Greetings, Andres Freund -- Andres Freund http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training & Services -- Sent via pgsql-hackers mailing list (email@example.com) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers