摘要:
问题: Products={{ID=1,Name=ProductName_1},{ID=2,Name=ProductName_2},......,{ID=n,Name=ProductName_n}}, Orders ={{ID=1,ProductID=ProductID_1,CustomerName=CustomerName_1},......,{ID=m,ProductID=ProductID_m,CustomerName=CustomerName_m}} 怎样产生 ProductSummary={{ProductName=ProductName1 , Customs="Custo 阅读全文