http://www.iteye.com/topic/625574
select d.* from menu d
start with d.PARENTID='0'
connect by prior d.id=d.PARENTID
order siblings by d.ORDERBY asc
menu:表名
PARENTID:父id
'0':根节点id
ORDERBY:排序字段
select d.* from menu d
start with d.PARENTID='0'
connect by prior d.id=d.PARENTID
order siblings by d.ORDERBY asc
menu:表名
PARENTID:父id
'0':根节点id
ORDERBY:排序字段