Fill ComboBox From Access Database using C# Windows Form Application – C# Programming Example
Database Windows Form

Fill ComboBox From Access Database using C# Windows Form Application

In this example, we’ll learn How to fill/populate ComboBox with Access DB Data.

The listbox will populated from database table using OleDbDataReader.

Step 1: We will use the Category table in Customers .accdb database.

 

Step 2: We should to put the Customers.accdb file in bin/Debug folder.

Step 3:  In the next step, create a ComboBox control at design-time, you simply drag and drop a ComboBox control from Toolbox to a Form in Visual Studio.

Step 4:  Write a Namespace for connectivity as in the following code snippet.

Step 5: Define global variables.

Step 6: Create source code for  Form_Load.

Here are the all codes:

 

Output:

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