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NET Visual Basic Tutorials Simple Login Tutorial - Visual Basic .Microsoft is conducting an online survey to understand your opinion of the Msdn Web site.To save data to the data source, you need to call the Data Adapter's Update method. I'll display the result of the Customers table in a Data Grid after adding, updating, and deleting data from the table.

Listing 5-46 Creates a new Data Row, sets the data of Data Row members, and adds rows to the table using the Add method of Data Table. Listing 5-48 show the code on the Insert Command button-click event.

As you can see from listing 5-48, I created a filled Data Set and created a new Data Row using the Data Table. After creating a Data Row, I set its column values and called the Data Adapter's Update method and displayed data in the Data Grid.

I added new rows to the Customers table with Customer Id, Customer Name, and Company Name (named Tst ID, Lana Jackob, and Mindcracker Inc., respectively). Adding data using a Data Adapter's Update method Listing 5-49 shows an example that edits row data.

The Find method returns the row with Customer Id = Tst ID.

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NETLogin Tutorial Using Access Database - Visual Basic . NET to My Sql Database Basic Calculator Tutorial in Visual Basic . NET Allow Numbers only in a Text Box - Visual Basic .When Update is called, the Data Adapter will attempt to execute each query (UPDATE, INSERT, DELETE) on every row of the Data Set that has been updated, inserted, and deleted.For example, if you call Delete on a row on the Data Set, then when Update is called on the Data Adapter, the Delete Command of the Data Adapter will be called using the particular row in the Data Set.The Add New method of the Data Table adds a row to a Data Table.To change an existing row's data, you can directly assign a row's value. Delete() In this example, I'll show you how to add edit, and remove, data from the Northwind database.As you can see from the code, I called the Find method to find the row and called the Delete method of the Data Row.

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