The deletiontarget allows you to delete records in Dynamics CRM. This can be helpful in onetime cleanups or, depending on your requirements, prior to a regular reccuring import.
Delete records with the Dynamics CRM Deletion Target
Select the Entity you’d like to delete records from. With If multiple exists you can choose, if you’d like to delete all of them or none. Finally do the join-mapping from your source to the Dynamics CRM target-entity.
Below you can see an example-configuration, with a very simple join (from id to id).