INSERT INTO DEPARTMENT VALUES('B300','2023-04-01',NULL,'新設部門',2,'1000','1','SYSTEM','2023-04-01 00:00:00');
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 = 'A100'
OR
    DEPT_CODE = '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
    VALID_FLG = '1'
AND
    (DEPT_CODE = 'A100' OR DEPT_CODE = 'A200');
-- SELECT
--     *
-- FROM EMP
-- WHERE
--     VALID_FLG = '1'
-- AND
--     DEPT_CODE = 'B300'