SQL Query for Parent Child Relationship

Question

I have db table with parent child relationship as:

NodeId    NodeName    ParentId
------------------------------
1         Node1       0
2         Node2              


        

Answer 1

 WITH Temp_Menu AS
 ( 
  SELECT AM.* from FCB_AccessMenu AM where AM.[ParentId] = 6   

           UNION ALL     

        SELECT AM.* FROM  FCB_AccessMenu AM ,Temp_Menu TM  WHERE AM.[ParentID]=TM.[MenuID]        

  )   

  SELECT * FROM Temp_Menu ORDER BY ParentID