Method: CONSTRUCTOR
Method: SET_ATTRIBUTES
Method: IF_CGPL_ASSIGNMENT~DELETE
Method: IF_CGPL_ASSIGNMENT~GET_PERSISTENCY_CONTROLLER
Method: GET_INSTANCE
Method: FETCH_FROM_ARCHIVE
Method: IF_CGPL_ASSIGNMENT_ARCHIVING~DELETE
Method: IF_CGPL_ASSIGNMENT_ARCHIVING~WRITE
Method: IF_CGPL_ASSIGNMENT_PERSISTENCY~SAVE
Method: FETCH_FROM_DB