Entrypoint maxnum compatible with UTF-8
Input DOUBLE floatingpoint 1 DOUBLE floatingpoint 2 Output DOUBLE the max. of the two floatingpoints
TestSQL SELECT 15.346 AS ISCORRECT, F_MAXNUM(15.345, 15.346) FROM RDB$DATABASE; SELECT 15.346 AS ISCORRECT, F_MAX(15.345, 15.346) FROM RDB$DATABASE; SELECT NULL AS ISCORRECT, F_MAX(NULL, NULL) FROM RDB$DATABASE;