-216 THE NUMBER OF ELEMENTS ON EACH SIDE OF A PREDICATE OPERATOR DOES NOT MATCH. PREDICATE OPERATOR IS operator.
Explanation
The number of expressions specified on the left-hand side of OPERATOR operator is unequal to either the number of values returned by the fullselect or to the number of expressions specified on the right-hand side of the operator. The number of expressions and the number of values/expressions on either side of the operator must be equal.
System action
The statement cannot be processed.
Programmer response
Change the number of expressions to match the number of values returned by the fullselect or vice versa.
SQLSTATE
428C4