CONNECT_BY_ROOT(T.CODE) CODE,
CONNECT_BY_ROOT(T.NAME) NAME,
CONNECT_BY_ROOT(T.PARENTCODE) PARENTCODE
FROM TABLE_MUEN T
WHERE T.CODE = ‘FOUR-SBZHYW-GRCBZMDY‘
CONNECT BY PRIOR T.CODE = T.PARENTCODE
ORACLE 根据根节点查所有上层节点
标签：table 个人 ble 根据 社保 oracle ora 基本 select