>>>>> "GW" == George Weaver <gweaver@xxxxxxx> writes: GW> SELECT REGEXP_REPLACE(LOWER('300 North 126th Street'), GW> E'(\d)(st|nd|rd|th)', E'\1', 'g'); GW> regexp_replace GW> ------------------------ GW> 300 north 126th street GW> (1 row) The E'' syntax eats your backslashes. For that version, try just: SELECT REGEXP_REPLACE(LOWER('300 North 126th Street'),'(\d)(st|nd|rd|th)', '\1', 'g'); -JimC -- James Cloos <cloos@xxxxxxxxxxx> OpenPGP: 1024D/ED7DAEA6 -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general