--从根查到叶 select * from t_table_shu t start with t.id = 1 connect by prior t.id = t.parent_id; --从叶查到跟 select * from t_table_shu t start with t.id = 5 connect by prior t.id = t.parent_id;
一、 ORA-01436报错 开发遇到一个报错 ORA-01436: CONNECT BY loop in user data (ORA-01436: 用户数据中的 CONNECT BY 循环)。...CONNECT BY PRIOR r1.region_id = r1.parent_id; 如果数据在region
Connect to a server and parse JSON data Take advantage of CocoaPods to use third-party libraries Utilize a clean and effective architecture to decrease complexity and speed up development Work with ...
criteria.add(Restrictions.sqlRestriction("MENUITEM_ID in(select a.MENUITEM_ID from Wuxin_MENUITEM a connect by prior a.MENUITEM_ID = a.PARENT_ID"+ " start with a.MENUITEM_ID = '"+parentId+"')" )); ...
select * from table1 c start with c.p_id='0000000' connect by prior c.id=c.p_id and c.use_yn='Y' order by id ; 2. 查询节点中所有的层级关系 SELECT RPAD( ' ', 2*(LEVEL-1), '-' ) || DEPNAME "DEPNAME",...
Learn to use the Java Persistence API (JPA) and other related APIs as found in the ...Experienced Java programmers and developers with at least some prior experience with J2EE or Java EE platform APIs.
前言 对于数据库中的树形结构数据,如...oracle实现递归查询的话,就可以使用start with … connect by connect by递归查询基本语法是: select 1 from 表格 start with … connect by prior id = pId start with
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一、 ORA-01436报错 开发遇到一个报错 ORA-01436: CONNECT BY loop in user data (ORA-01436: 用户数据中的 CONNECT BY 循环)。...CONNECT BY PRIOR r1.region_id = r1.parent_id; 如果数据在region
Connect to a server and parse JSON data Take advantage of CocoaPods to use third-party libraries Utilize a clean and effective architecture to decrease complexity and speed up development Work with ...
criteria.add(Restrictions.sqlRestriction("MENUITEM_ID in(select a.MENUITEM_ID from Wuxin_MENUITEM a connect by prior a.MENUITEM_ID = a.PARENT_ID"+ " start with a.MENUITEM_ID = '"+parentId+"')" )); ...
本文介绍Oracle中使用START WITH...CONNECT BY PRIOR子句实现递归查询树形结构的方法,小伙伴们可以参考一下。
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select * from table1 c start with c.p_id='0000000' connect by prior c.id=c.p_id and c.use_yn='Y' order by id ; 2. 查询节点中所有的层级关系 SELECT RPAD( ' ', 2*(LEVEL-1), '-' ) || DEPNAME "DEPNAME",...
Learn to use the Java Persistence API (JPA) and other related APIs as found in the ...Experienced Java programmers and developers with at least some prior experience with J2EE or Java EE platform APIs.
前言 对于数据库中的树形结构数据,如...oracle实现递归查询的话,就可以使用start with … connect by connect by递归查询基本语法是: select 1 from 表格 start with … connect by prior id = pId start with