ADO.NET Document Object Model
ADO.NET is made up of two basic parts, the DataSet and the Managed Providers. You'll learn about the latter in Chapter 3, “Managed Providers in ADO.NET.” For now, let's take a high-level look at the Document Object Model (DOM) for the ADO.NET DataSet (each piece of the ADO.NET DOM will be more thoroughly dissected throughout this book). Figure 2.3 shows you the ADO.NET Document Object Model.
Figure 2.3. The ADO.NET Document Object Model.
As previously mentioned, the DataSet is an in-memory copy of data that provides a consistent programming model regardless of the original data store.
The DataSet is made up of a
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