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摘要： ---- 向上递归select distinct orgguid,dtb_orgguid,orgname from dtba_organization a start with orgguid = '2117bc0897e543168fd9702216165c77' connect by prior dtb_orgguid = orgguid orgguid 最小级别 ... 阅读全文

摘要： Oracle中start with...connect by prior子句用法 connect by 是结构化查询中用到的，其基本语法是： select ... from tablename start with 条件1 connect by 条件2 where 条件3; 例： select * 阅读全文