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我有这些表;实体框架4.0关系映射表
Customer
- CustomerID (primary key)
- Name
Car
- CarID (primary key)
- Model
Customer_Car_Map (composite primary key CustomerID and CarID)
- CustomerID (foreign key to Customer.CustomerID)
- CarID (foreign key to Car.CarID)
当我生成使用EF4数据库模型,它生成除了_MAP所有表类。对于这些似乎要添加一个EdmRelationshipAttribute
,但不是单独的课程。
我将如何创建并保存新的Customer_Car_Map?