select listagg(area_name, '-') within GROUP(order by m.area_code)
from t_area m
start with m.area_code = '350001'
connect by prior m.parent_area_code = m.area_code
通过邮编从地域表中迭代查出地域全名
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转载自blog.csdn.net/sinat_32034679/article/details/81059921
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