SELECT T.NAME AS TABLE_NAME, C.NAME AS COLUMN_NAME, EP.VALUE AS COMMENT FROM SYS.TABLES T, SYS.COLUMNS C, SYS.EXTENDED_PROPERTIES EP WHERE T.NAME = 'TEST_TABLE' AND T.OBJECT_ID = C.OBJECT_ID AND C.OBJECT_ID = EP.MAJOR_ID AND C.COLUMN_ID = EP.MINOR_ID ;