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Connecting and Retrieving Data in ADO.NET 

A primary function of any database application is connecting to a data source and retrieving the data that it contains. The .NET Framework data providers of ADO.NET serve as a bridge between an application and a data source, allowing you to execute commands as well as to retrieve data by using a DataReader or a DataAdapter.

In This Section

  • Working with Connection Strings
    Describes various aspects of using connection strings including connection string keywords, security info, and storing and retrieving them.
  • Working with Commands
    Describes the ADO.NET Command object and how to use it to execute commands and return results from a data source.
  • Working with DataAdapters
    Describes the ADO.NET DataAdapter object and how to use it to retrieve data from a data source and populate tables within a DataSet.
  • Working with DataReaders
    Describes the ADO.NET DataReader object and how to use it to retrieve a read-only, forward-only stream of data from a data source.

See Also

Other Resources

ADO.NET