In this post, you’ll learn more about the Oracle ErrorORA-36160: (XSMXAGGR04) You cannot use string on scalar VARIABLE workspace object. with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
ORA-36160: (XSMXAGGR04) You cannot use string on scalar VARIABLE workspace object.
Reason for the Error ORA-36160: (XSMXAGGR04) You cannot use string on scalar VARIABLE workspace object.
The user tried to run the AGGREGATE or AGGCOUNT command or function on a scalar variable.
How to fix the Error ORA-36160: (XSMXAGGR04) You cannot use string on scalar VARIABLE workspace object. ?
You can fix this error in Oracle by following the below steps
Specify a dimensioned variable instead