You can select a workflow parameter or variable in the

Condition

tab, or you can type the parameter or variable name in the conditional expression using the required syntax.

For example, you create a workflow variable that captures the number of rows written to the target by a mapping run by a Mapping task. You create the following expression in the conditional sequence flow that connects the Mapping task to a Command task:

The Data Integration Service runs the Command task if the mapping wrote more than 500 rows to the target.