ORA-01719: outer join operator (+) not allowed in operand of OR or IN

ORA-01719: outer join operator (+) not allowed in operand of OR or IN


Cause:


An outer join appears in an or clause.



Action:


If A and B are predicates, to get the effect of (A(+) or B), try (select where (A(+) and not B)) union all (select where (B)).