INSERT INTO DEPARTMENT
SELECT 
 'B300' DEPT_CODE
,'2023-04-01' START_DATE
,NULL END_DATE
,'新設部門' DEPT_NAME
,LAYER
,UP_DEPT_CODE
,'1' VALID_FLG
,UPDATE_USER_NAME
,'2023-04-01 00:00:00' USER_UPDATE_DATETIME
  FROM DEPARTMENT
 WHERE DEPT_CODE = 'A100'
;

UPDATE DEPARTMENT
   SET
 END_DATE = '2023-03-31'
,VALID_FLG = '0'
,UPDATE_USER_NAME = 'ORG_CHG'
,USER_UPDATE_DATETIME = '2023-03-31 23:59:59'
 WHERE DEPT_CODE IN ('A100','A200')
;

UPDATE EMP
   SET
 DEPT_CODE ='B300'
,START_DATE = '2023-04-01'
,UPDATE_USER_NAME = 'ORG_CHG'
,USER_UPDATE_DATETIME = '2023-04-01 00:00:00'
 WHERE DEPT_CODE IN ('A100','A200')
;