Hi all i am using postgres and torque I have a column x in Table A of type varchar and NOT NULL. I want to impose a unique key constraint on that table and column y is the primary key. I have another Table B with column x. can i make this column x as a foreign key on column x in table A. or Can i have varchar types of size 50 as primary keys in Postgres.
please let me know --Mohan ---------------------------(end of broadcast)--------------------------- TIP 7: don't forget to increase your free space map settings
