begin;
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
,UP_DEPT_CODE
,'1' as VALID_FLG
,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')
and valid_flg = '1';
commit;