Oracle 树操作、递归查询(select…start with…connect by…prior)
摘要:
一、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1connect by 条件2where 条件3;例:select * from ta 阅读全文
posted @ 2019-06-03 11:18 ran_D 阅读(2667) 评论(0) 推荐(0)
浙公网安备 33010602011771号