HOW CAN SOLVE THE ERROR IN INSERT STATMENT

CREATE TABLE T_ORDER_DATE AS( SELECT DISTINCT TO_CHAR (ORDER_DATE, 'DD-MM-YYYY') ORDER_DATE FROM OE.ORDERS) --7 CREATE TABLE T_DATE (ORDER_DATE DATE, Day_No NUMBER (2), Day_Name CHAR(10), Month_NO NUMBER(2), Month_Name CHAR(10), Quarter NUMBER(1), YYear NUMBER (4)) 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 --8 INSERT INTO T_DATE (Day_No, Day_Name, Month_NO, Month_Name, Quarter, YYear) SELECT ORDER_DATE, TO_NUMBER (TO_CHAR (ORDER_DATE, 'DD')), TO_CHAR (ORDER_DATE, 'DAY'), TO_NUMBER (TO_CHAR (ORDER_DATE, 'MM')), TO_CHAR (ORDER_DATE, 'MONTH'), TO_CHAR (ORDER_DATE, 'Q'), TO_NUMBER (TO_CHAR (ORDER_DATE, 'YYYY')) FROM T_ORDER_DATE ;||