The following routines delete an item from a backing store.
dce_db_delete( ) 
This routine deletes an item from a backing store that is indexed by name or by UUID.  The key's type must match the flag that was used in dce_db_open( 
). 
dce_db_delete_by_name( ) 
This routine deletes an item only from a backing store that is indexed by name.
dce_db_delete_by_uuid( ) 
This routine deletes an item only from a backing store that is indexed by UUID.
To delete an entire backing store, ensure that the data file is not open, and remove it. There is only one file.