728768Dec 2 2009 — edited Dec 3 2009
i have two tables, out of these two table TABLE1 doesn't have primary key but i am creating join between two tables in physical layer. but when i am using those two table in BMM layer and creating join with fact table, then i am getting
[nQSError: 15033] Logical table TABLE1 does not have a properly defined primary key.
BUSINESS MODEL Student:
 Logical table TABLE1 has no defined key.
Please help me in this... does it is necessary to have every table should have primary key.