math.min implements a binding to the Java function Math.min(int,int) for computing the the min value of the arguments. The returned value will be an int which is the minimum of the inputs.
value - 2 int values.
Report the schema of the output of this UDF.
Report the schema of the output of this UDF. Pig will make use of this in error checking, optimization, and planning. The schema of input data to this UDF is provided.
The default implementation interprets the OutputSchema annotation, if one is present. Otherwise, it returns null (no known output schema).