On Sep 29, 2011, at 10:50 AM, Tom Lane wrote: > Christophe Pettus <xof@xxxxxxxxxxxx> writes: >> I am baffled. Both PDT and WEST appear as valid timezone abbreviations, and each have unique values, but: > > Where do you see WEST as a valid timezone abbrevation? Voila, "Western Europe Summer Time": test=# select * from pg_timezone_names where abbrev='WEST'; name | abbrev | utc_offset | is_dst ------------------+--------+------------+-------- Atlantic/Canary | WEST | 01:00:00 | t Atlantic/Faeroe | WEST | 01:00:00 | t Atlantic/Faroe | WEST | 01:00:00 | t Atlantic/Madeira | WEST | 01:00:00 | t Europe/Lisbon | WEST | 01:00:00 | t Portugal | WEST | 01:00:00 | t WET | WEST | 01:00:00 | t (7 rows) -- -- Christophe Pettus xof@xxxxxxxxxxxx -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general