For information on converting to InterSystems IRIS, see the
InterSystems IRIS Adoption Guide
and the InterSystems IRIS In-Place Conversion Guide,
both available on the WRC Distributions page (login required).
Delete an existing Complex RecordMap, and optionally delete the target class definition and the target class's extent.
The option to remove the extent is only evaluated if the target class is also being deleted, otherwise the option is ignored.