INSERT INTO DEPARTMENT
SELECT
 'B300' AS DEPT_CODE
 ,'2023-04-01' AS START_DATE
 ,NULL AS END_DATE
 ,'新設部門' AS DEPT_NAME
 ,LAYER AS LAYER
 ,UP_DEPT_CODE AS UP_DEPT_CODE
 ,'1' AS VALID_FLG
 ,UPDATE_USER_NAME AS UPDATE_USER_NAME
 ,'2023-04-01 00:00:00' AS 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')
;