Dim MyConString As String
    Dim MyConnection As New MySqlClient.MySqlConnection
 
        '.NET connection string
        MyConString = "Database=test;" & _
            "Data Source=localhost;" & _
            "User Id=root;" & _
            "Password=;" & _
            "Connect Timeout=5;" 
 
 
        'Connection
        Try
            MyConnection.ConnectionString = MyConString
            MyConnection.Open()
        Catch ex As MySqlException
            MessageBox.Show(ex.Message)
        End Try