December 2002
Beginner to intermediate
432 pages
10h 10m
English
Content preview from ADO.NET Programming in Visual Basic™ .NET
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The DataAdapter Class
The DataAdapter class contains four Command objects and some methods for populating and updating DataSets from the commands. Essentially, the DataAdapter is a worker class that holds the four Command objects and has the ability to execute the commands and send the results to a DataSet. The DataAdapter knows how to build update, insert, and delete statements from the context of the Select statement provided by the programmer. It also knows how to generate parameter lists. To do this it uses a helper class called the SQLCommandBuilder.
The Fill Method
The Fill method causes the DataAdapter to execute the Command object in the SelectCommand property, generate a DataReader object to obtain the results, then pump the results ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.