select r.id, r.merchant_id,r.repo_num, r.repo_name, r.area_code, r.detail_address, r.default_repo, r.create_time, r.update_time, r.oper_id,
r.manager, r.order_num, d.dept_name as merchant_name
from repository r left join sys_dept d on r.merchant_id = d.dept_id