摘要: from http://www.javaeye.com/topic/184074 今天发现在oracle中的select语句可以用START WITH...CONNECT BY PRIOR子句实现递归查询,connect by 是结构化查询中用到的,其基本语法是: select ... from tablename start with cond1 connect by cond2 where ... 阅读全文
posted @ 2010-06-19 16:25 心梦帆影 阅读(280) 评论(0) 推荐(0) 编辑