Help to update my code for datagridview Buttons

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VB

I have a datagridview table to update my database .Below is the initial code i have write but now i have no idea that how to code for save,delete,next,previous,last,new and refresh buttons.Please let me guide by any experience person.My Code is given below.Thanks

Imports System.Data.OleDb
Public Class Form1
    

    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

        Dim con As OleDbConnection = New OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=E:\EmplTable.accdb;")
        Dim cmd As OleDbCommand = New OleDbCommand("SELECT *  FROM EmpData", con)

        con.Open()



        Dim myDA As OleDbDataAdapter = New OleDbDataAdapter(cmd)
        Dim myDataSet As DataSet = New DataSet()
        myDA.Fill(myDataSet, "EmpData")



        DataGridView1.DataSource = myDataSet.Tables("EmpData").DefaultView


        con.Close()
    End Sub

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        


    End Sub






End Class