The System.Data.Odbc namespace is the .NET Framework Data Provider for ODBC.
The .NET Framework Data Provider for ODBC describes a collection of classes used to access an ODBC data source in the managed space. Using the OdbcDataAdapter class, you can fill a memory-resident DataSet that you can use to query and update the data source.
For more information about how to use this namespace, see the OdbcDataReader, OdbcCommand, and OdbcConnection classes.