SAP Data Services 4.x Cookbook

Using conditional and while loop objects to control the execution order

Conditional and while loop objects are special control objects that branch the execution logic at the workflow level. In this recipe, we will modify the job from the previous recipe to make the execution of our workflow objects more flexible.

Conditional and loop structures in Data Services are similar to the ones used in other programming languages.

For readers with no programming background, here is a brief explanation of conditional and loop structures.

• The IF-THEN-ELSE structure allows you to check the result of the conditional expression presented in the IF block and executes either the THEN block or ELSE block depending on whether the result of the conditional expression ...