Use dataset in the data layer of the N-layer architecture

In Asp.net systems, a data layer is usually required to access the database. In today's object-oriented era, the ing from objects to relational databases is generally reflected in the data layer. Orm, that is, object relationship mapping. In the data layer, some solutions adopt manual encoding to build mappings between classes and Relational Tables, while others adopt the combination of ORM tools and manual encoding. Nhib.pdf is an open-source ORM solution for. net.
Visual Studio ide dataset is actually a good ORM tool.

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