=?ISO-8859-1?Q?Gast=F3n?= <tango@xxxxxxxxxxxx> writes: > It's Postgres version 8.0.8 Well, that's pretty ancient, and I see at least one bug in the release history that could result in duplicated rows. I'd counsel an update to 8.0.something-recent. You can probably delete the extra row using a WHERE on ctid. regards, tom lane -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general