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F_MAXNUM, F_MAX

function from adhoc

input/output-compatibility to rFunc (MAXNUM)

compatibility to GrUDF

Entrypoint maxnum compatible with UTF-8

Inputs/Outputs

   Input      DOUBLE     floatingpoint 1
              DOUBLE     floatingpoint 2
   Output     DOUBLE     the max. of the two  floatingpoints

Syntax

   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;