April 2002
Intermediate to advanced
416 pages
11h 50m
English
Content preview from Visual Basic® .NET Database Programming
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DataView
A DataView object provides a view into a subset of the rows contained in a DataTable. DataView properties let you select rows with a certain state (added, deleted, modified, and so forth) or with certain data values.
A program can use more than one DataView attached to the same DataTable to provide different views of the data. DataViews can act as data sources for bound controls so they make displaying various selections of the data easy.
Example program DataViews, shown in Figure 5.9, uses a DataTable and three DataViews to easily display records in different states. If you add, modify, and delete records in the first DataGrid control, the others show the records that are added, modified, and deleted. This program sets the DataView ...
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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.