Oracle对树形结构按级次排序SQL
发布时间:2016-04-05 09:00:07
1、自顶向下查找 select t.name, t.id from tree t start with t.id = topCONNECT BY PRIOR t.id = t.parent_id order SIBLINGS by t.order_no2、自底向上查找se ...
1、自顶向下查找
select t.name, t.id from tree t start with t.id = 'top'CONNECT BY PRIOR t.id = t.parent_id order SIBLINGS by t.order_no
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原标题:Oracle对树形结构按级次排序SQL
关键词:sql
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