Many-to-many relationships in EF Core 2.0 – Part 1: The basics

【Many-to-many relationships in EF Core 2.0 – Part 1: The basics】的更多相关文章

Many-to-many relationships in EF Core 2.0 – Part 1: The basics

转载这个系列的文章,主要是因为EF Core 2.0在映射数据库的多对多关系时,并不像老的EntityFramework那样有原生的方法进行支持,希望微软在以后EF Core的版本中加入原生支持多对多关系的Fluent API,这样这个系列的文章就不需要看了~ As of EF Core 2.0, many-to-many relationships without an explicitly mapped join table are not supported. However, all i…

Many-to-many relationships in EF Core 2.0 – Part 2: Hiding as IEnumerable

In the previous post we looked at how many-to-many relationships can be mapped using a join entity. In this post we’ll make the navigation properties to the join entity private so that they don’t appear in the public surface of our entity types. We’l…

Many-to-many relationships in EF Core 2.0 – Part 3: Hiding as ICollection

In the previous post we ended up with entities that hide the join entity from the public surface. However, it was not possible to add or removed entities through this public surface. To enable this we need an ICollection implementation that acts as a…

Many-to-many relationships in EF Core 2.0 – Part 4: A more general abstraction

In the last few posts we saw how to hide use of the join entity from two entities with a many-to-many relationship. This post doesn’t add any additional functionality, it just abstracts some of what we saw so it can be re-used more easily. To start w…

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