Method: MODIFY_DELETE_BO_NODE
Method: GET_CAND_DATA_TREE
Method: GET_LINK_DATA_RES
Method: GET_CAND_DATA_ST_DIST
Method: IS_FAVORITE
Method: GET_CANDIDATE_DATA
Method: ASSIGN_CANDIDATES_TO_ROLE
Method: UPDATE_CAND_LINKS
Method: FILL_CANDIDATES_TABLE