This example shows a user-defined aggregate function with an input parameter named parameter_1 declared as VARIANT_TYPE data type. The SELECT statement calls the new function using the NEW VARIANT_TYPE expression to create a dynamic UDT with two attributes named a and b.
CREATE TYPE INTEGERUDT AS INTEGER FINAL; CREATE FUNCTION udf_agch002002dynudt (parameter_1 VARIANT_TYPE) RETURNS INTEGERUDT CLASS AGGREGATE (4) LANGUAGE C NO SQL EXTERNAL NAME 'CS!udf_agch002002dynudt!udf_agch002002dynudt.c' PARAMETER STYLE SQL; SELECT udf_agch002002dynudt(NEW VARIANT_TYPE (Tbl1.a AS a, (Tbl1.b + Tbl1.c) AS b)) FROM Tbl1;