21.3. Additional ADO.NET Namespaces

In addition to the .NET namespaces that define the types of a specific data provider, the .NET base class libraries provide a number of additional ADO.NET-centric namespaces, some of which you can see in Table 21-3 (again, Chapter 24 will address the assemblies and namespaces specific to Entity Framework).

Table 21.3. Select Additional ADO.NET-Centric Namespaces
NamespaceMeaning in Life
Microsoft.SqlServer.ServerThis namespace provides types that facilitate CLR and SQL Server 2005 and later integration services.
System.DataThis namespace defines the core ADO.NET types used by all data providers, including common interfaces and numerous types that represent the disconnected layer (e.g., DataSet and DataTable

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