Save and Fill Data in a ComboBox in C# and SQL Server


SaveFillCBOSQLOutput Fill

In this tutorial, I will show you how to save and fill data in the ComboBox in C# and SQL Server 2005. This method is use for displaying data in the database to the list control of a ComboBox. This process has the capability to control whatever data you want to place into the ComboBox.



To start with:


Create a database and name it “categorydb”.


After creating the database, open Microsoft Visual Studio 2008 and create new Windows Form Application. Then do the following design of a Form as shown below.


Go to the Solution Explorer, double click the “View Code”  to display the code editor.


Note: Put using System.Data.SqlClient; above the namespace to access sql server library.

In the code editor, declare all the classes and variables that are needed.


After declaring the classes and variables, establish a connection between SQL server to in the first load of the Form.

After that, create a method for filling data into a ComboBox from the database.

Go back to the design view, double click the button and do the following codes for saving data in the SQL database.




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