Is something like this what you are trying to do? somedb=# create table a (a int, b text, c date); CREATE TABLE somedb=# create table b (a int, b text, c date); CREATE TABLE somedb=# select * from a join b using (a, b, c); a | b | c ---+---+--- (0 rows) somedb=# insert into a values (1, 'test', now()); INSERT 0 1 somedb=# insert into b values (1, 'test', now()); INSERT 0 1 somedb=# insert into b values (2, 'test', now()); INSERT 0 1 somedb=# select * from a join b using (a, b, c); a | b | c ---+------+------------ 1 | test | 2011-09-28 (1 row) Best wishes, Chris Travers -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general
