SELECT id, check_date, dorm_location, dorm_no, check_items, risk_status, found_risk,
photos, rectify_person, rectify_time, submit_time, submitter,
import_batch, source_type, create_by, create_time, update_by, update_time, sync_flag
FROM ledger_dorm_fire_safety
WHERE del_flag = '0'
update ledger_dorm_fire_safety
set sync_flag = '1'
where sync_flag = '0'