DB2 SQL-Error: -453
SQLState: 42880
Short Description: THERE IS A PROBLEM WITH THE RETURNS CLAUSE IN THE CREATE FUNCTION STATEMENT FOR
A problem casting the result of user-defined function function-name has been identified. The CAST FROM data type is not castable to the RETURNS data type, and it must be. See the SQL Reference for details on casting between data types. System action: The statement cannot be executed. Programmer response: Change the RETURNS or CAST FROM clause so that the CAST FROM data type is castable to the RETURNS data type.