摘要：
sql Bom 递归查询： with t as(select * from Department where id=6union allselect a.* from Department a,t where a.ParentId=t.id)select * from t 阅读全文
摘要：
数据库中存在字段类型为xml 的数据， 现举例 xml 字段存储的数据为： <MortgageInfoShipList> <ITEMS> <ITEM> <ShipName>船名2</ShipName> <Location>处所2</Location> <RegisterLocation>船籍港2</ 阅读全文