May 2002
Beginner to intermediate
560 pages
11h 36m
English
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5.9. Writing General Customized Commands
Because the CommandBuilder provided in System.Data.Common has only a single concurrency behavior, it would be nice to be able to reuse the command generating functionality in this class to build custom CommandBuilder classes that derive from System.Data.Common.CommandBuilder. Unfortunately, this class is currently private and sealed, making the code unavailable for reuse. CommandBuilder's CommandText is not available until you call DataAdapter.Update; however, you can also retrieve it by using CommandBuilder's GetInsertCommand, GetUpdateCommand, or GetDeleteCommand method. It is relatively straightforward to implement custom command patterns in your own delegates or to refine the pregenerated commands. ...