A Simple and effective ADO.NET-based ORM layer

Abstract The article introduces an implementation of a simple ORM built as an ADO.NET adapter extension for c#. Due to the large number of existing ORM frameworks, only the most widespread frameworks - Entity Framework a NHibernate are compared. "Because of the presented disadvantages, long learning curve and specific reqierements that we have on our ORM projects, we have decided to develop our own ORM layer based on the Table Data Gateway design pattern.