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Mastering Microsoft® Visual Basic® 2010 by Evangelos Petroutsos

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Chapter 16. Developing Data-Driven Applications

In Chapter 15, "Programming with ADO.NET," you learned how to access data stored in databases with the basic classes of ADO.NET: the Connection and Command classes. A third class, the DataReader class, allows you to read the data retrieved by your command in the client application. Most applications today use a database to store data. These applications are known as front-end applications, because they interact with the user and update the data on a database server, or a back-end data store. They're also known as data-driven applications, because they interact not only with the user but primarily with the database.

Although executing commands and reading the selected data is a straightforward process, ...

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