Chapter 23. ADO.NET Part II: The Disconnected Layer

This chapter picks up where the previous one left off and digs deeper into the .NET database APIs. Here, you will be introduced to the disconnected layer of ADO.NET. When you use this facet of ADO.NET, you are able to model database data in memory within the calling tier using numerous members of the System.Data namespace (most notably, DataSet, DataTable, DataRow, DataColumn, DataView, and DataRelation). By doing so, you are able to provide the illusion that the calling tier is continuously connected to an external data source, while in reality it is simply operating on a local copy of relational data.

While it is completely possible to use this "disconnected" aspect of ADO.NET without ever making ...

Get Pro C# 2008 and the .NET 3.5 Platform, Fourth Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.