View Database Data Using Data Grid View

View Database Data Using Data Grid View:

Imports System.Data

Imports Oracle.DataAccess.Client 

Imports Oracle.DataAccess.Types

Using conn = root.Opencon()

                Dim cmd As New OracleCommand

                Dim da1 As New OracleDataAdapter("select * from reg_details", conn)

                Dim table1 As New DataTable()

                da1.Fill(table1)

                DataGridView1.DataSource = New BindingSource(table1, Nothing)

End Using