Result Values In Expression Have Mismatching. If you want to follow along with this tutorial get the DDL. The result is the following.
First specify the column or expression to test. Expressions are used in many places to perform calculations manipulate characters or test data. X x y x int 50 where x and y are integer variables.
C 12 will be evaluated to -1INVALID.
C 12 will be evaluated to -1INVALID. The expressions in the following table work with fields that have potentially missing information those that might contain a null value or a zero-length string. B 4-263 will be evaluated to 24. A 123 will be evaluated to 9.