ADO.NET
ADO.NET provides consistent access to data sources such as SQL Server and XML, and to data sources exposed through OLE DB and ODBC. Data-sharing consumer applications can use ADO.NET to connect to these data sources and retrieve, handle, and update the data that they contain.
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ADO.NET 2.0 Features:
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ADO.NET 3.5 Features:
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ADO.NET provides consistent access to data sources such as SQL Server and XML, and to data sources exposed through OLE DB and ODBC. Data-sharing consumer applications can use ADO.NET to connect to these data sources and retrieve, handle, and update the data that they contain.
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ADO.NET 2.0 Features:
- Enhancements to the DataSet and Datatable classes.
- Optimized DataSet Serialization.
- Conversion of a DataReader to a DataSet or a DataTable and vice versa.
- Data Paging.
- Batch Updates — Reduction in database roundtrips.
- Asynchronous Data Access.
- Common Provider Model.
- Bulk Copy.
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ADO.NET 3.5 Features:
- Expanded Entity Framework (EF 4.0 and 1.0) Support .
- Connection Pooling Performance Enhancements .
- Increased Breadth of Support.
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