start with connect by prior 遞歸查詢用法

點擊打開鏈接 先來個總結: 查父節點:start with 後跟子節點列,prior 跟父節點列 查子節點:start with 後跟父節點列,prior 跟子節點列 例一: select  agent_no from agent_info start with agent_no=? connect by prior parent_id=id order by id  ;            
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