select
'B300' as DEPT_CODE 
,'2023-04-01' as START_DATE
,NULL as END_DATE
,'新設部門' as DEPT_NAME
,a.LAYER as LAYER
,a.UP_DEPT_CODE  as UP_DEPT_CODE
,'1' as VALID_FLG
,a.UPDATE_USER_NAME as UPDATE_USER_NAME 
,'2023-04-01 00:00:00' as USER_UPDATE_DATETIME  
from
DEPARTMENT a
where
a.DEPT_CODE = 'A100'
;


select
'2023-03-31' as END_DATE
,'0' as VALID_FLG
,'ORG_CHG' as UPDATE_USER_NAME
,'2023-03-31 23:59:59' as USER_UPDATE_DATETIME
from
DEPARTMENT
where
DEPT_CODE in('A100','A200')
;


select
'B300' as DEPT_CODE
,'2023-04-01' as START_DATE
,'ORG_CHG' as UPDATE_USER_NAME
,'2023-04-01 00:00:00'as USER_UPDATE_DATETIME
from
emp
where
DEPT_CODE in('A100','A200')
and VALID_FLG = '1';