If you're using Visual Basic, in Solution Explorer, click Show All Files, expand the My Project node, and then open the ttings file. If you're using C#, in Solution Explorer, expand the Properties node under the project, and then open the ttings file. Locate the ConnectionString property, then use Ctrl+ A, Ctrl+ C to select and copy the string to the clipboard. You can find the connection string by right-clicking on the Sales data connection in Server Explorer and choosing Properties. To avoid entering the string manually on each form, store the string in the App.config file in your project, and create a method that returns the string when the method is called from any form in your application.
When your application tries to open a connection to the database, your application must have access to the connection string. The group box and the label controls add clarity but aren't used in the code. For each control, set the properties that the tables describe.
#A simple email program windows
Visual Studio creates the project and several files, including an empty Windows form that's named Form1.Īdd two Windows forms to your project so that it has three forms, and then give them the following names:įor each form, add the text boxes, buttons, and other controls that appear in the following illustrations. The database also contains four simple stored procedures.Ĭreate a project for a Windows Forms application, and then name it SimpleDataApp. These tables contain no data initially, but you can add data when you run the application that you'll create. The database contains two tables: Customer and Orders. Paste the T-SQL script into the query editor, and then choose the Execute button.Īfter a short time, the query finishes running and the database objects are created. Right-click on the Sales data connection and select New Query.Ĭopy the Sales Transact-SQL script to your clipboard. The empty Sales database is created and added to the Data Connections node in Server Explorer. In the New database name text box, enter Sales, then choose OK. In the Server name text box, enter (localdb)\mssqllocaldb.
Right-click on Data Connections and choose Create New SQL Server Database. In Visual Studio, open the Server Explorer window. Set up the sample databaseĬreate the sample database by following these steps: If you aren't comfortable with these tasks, we suggest that you complete the Create a Windows Forms app in Visual Studio with Visual Basic tutorial or the Create a Windows Forms app in Visual Studio with C# tutorial before you start this walkthrough.
#A simple email program code
This topic assumes that you're familiar with the basic functionality of the Visual Studio IDE and can create a Windows Forms application, add forms to the project, put buttons and other controls on the forms, set properties of the controls, and code simple events.
#A simple email program install
If you don't have SQL Server Express LocalDB, you can install it from the SQL Server download page. The complete code for this tutorial can be accessed in the Visual Studio docs GitHub repo in C# and Visual Basic.
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