Method: READ_CATEG
Method: CATEGORY_EXT_2_INT
Method: CATEGORY_INT_2_EXT
Method: CATEG_EXT_2_INT
Method: CATEGT_INT_2_EXT
Method: SELECT_CATEG
Method: CATEGT_EXT_2_INT
Method: SET_CATEG_INT
Method: CATEG_INT_2_EXT
Method: CATEGORY_ASSIGN_EXT_2_INT
Method: CATEGORY_ASSIGN_INT_2_EXT