--联查
select n.*,t.Name from News n join Type_News tn on n.Id=tn.NId join Types t on t.Id=tn.TId select n.*,t.Name from News n join T
--联查
select n.*,t.Name from News n join Type_News tn on n.Id=tn.NId join Types t on t.Id=tn.TId select n.*,t.Name from News n join T