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If your application never sends those changes back to the data source, then you are finished with the update.If you do send the changes back to the database, then a second step is required.If you intend to update an underlying data source later, you must use the methods on the Data Table.Data Row Collection property when adding or removing rows.This means that if you try to update the original data source with the target dataset, it might not be able to find the original row to update.You can prevent a concurrency violation by filling another dataset with the updated records from the data source and then performing a merge to prevent a concurrency violation.For the latest documentation on Visual Studio 2017, see Save data back to the database on docs. If you modify that data, it's a good practice to save those changes back to the database.You do this in one of three ways: When you data bind dataset tables to controls on a Windows Form or XAML page, the data binding architecture does all the work for you.

However, you can also use different adapters, for example, to move data from one data source to another or to update multiple data sources.

If you aren't using data binding, and are saving changes for related tables, you have to manually instantiate a variable of the auto-generated Table Adapter Manager class, and then call its Udpate All method.

Two-stage update process and the role of the Data Row Version in a successful update A dataset contains collections of tables, which contain a collections of rows.

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