[导入]实现树型查询 start with id is null connect by prior

[导入]实现树型查询 start with id is null connect by prior

select level, d1.dept_id,d1.dept_code,sys_connect_by_path(dept_code,'/') path from zte_fbp_depts d1
start with  d1.dept_id=12
connect by prior d1.dept_id= d1.parent_dept_id

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