How to Delete a Data Member
You use the Profiles Schema Manager to delete a data member from a data object.
You cannot recover a data member after you delete it.
To delete a data member
Expand Commerce Server Manager, expand Global Resources, expand Profiles, expand Profile Catalog, expand Data Sources, expand the data source that contains the data object that contains the data member you want to delete, expand Data Objects, and then click the data object that contains the data member you want to delete.
In the data member list, right-click the data member you want to delete, and then click Delete.
In the Delete Data Member confirmation dialog box, click Yes.
The data member is deleted from the data source.