Use a Pre-Mapping Process operator to define a procedure to be executed before running a mapping. To use a Pre-Mapping Process operator in a mapping, Drag and drop a Pre-Mapping Process operator onto the Mapping Editor canvas.
For example, you can use a Pre-Mapping Process operator to :
And you can then use a Post Mapping Process Operator to reenable and build the indexes after running the mapping that loads data to the target.
After you add a Pre-Mapping Process operator to the Mapping Editor, use the operator property dialog box to specify conditions in which to execute the mapping.
To set run conditions for a mapping with a Pre-Mapping Process operator:
Mapping Run Condition :
Row Base Only :