IBM InfoSphere DataStage, Version 11.3.1
FSUB function
Syntax
FSUB (number1, number2)
CALL !FSUB (result, number1, number2)
Description
Use the FSUB function to perform floating-point subtraction on two numeric values. number2 is subtracted from number1. If either number evaluates to the null value, null is returned. result equates to number1 minus number2.
This function is provided for compatibility with existing software. You can also use the - operator to perform floating-point subtraction.
Example
PRINT FSUB(.234,.567)
This is the program output:
-0.333