Tài liệu Defining a Relationship Using Visual Studio .NET doc

Defining a Relationship Using Visual Studio .NET

In this section, you'll see how to create a Windows application in Visual Studio .NET

(VS .NET) with a DataSet containing two DataTable objects. These DataTable objects

will reference the Customers and Orders database tables. You'll then learn how to define

a relationship between the two DataTable objects in the XML schema.

Create the Windows Application

Perform the following steps to create the Windows application:

1. Open VS .NET and select File ➣ New ➣ Project and create a new Windows

Application. Enter the name of the project as DataRelation, as shown in Figure

12.2.

Figure 12.2: Creating the Windows application

2. Click the OK button to continue.

3. Open Server Explorer and connect to the Northwind database using the connection

you used in the previous chapters. You can open Server Explorer by selecting

View ➣ Server Explorer. Expand the Tables node in the tree and select both the

Customers and Orders tables by Ctrl +left-clicking each table, as shown in Figure

12.3.