DataGridViewComboBoxColumn example in Windows Application using C# and VB.Net

Here Mudassar Ahmed Khan has explained with an example, how to implement DataGridViewComboBoxColumn inside DataGridView in Windows Forms (WinForms) Application using C# and VB.Net. The DataGridViewComboBoxColumn class will be used to add ComboBox in DataGridView and the items will be added to the ComboBox from Database in Windows Forms (WinForms) Application using C# and VB.Net.