Programming in VB. net: Video about pagination in datagridview

 Imports System.Data.SqlClient

Public Class Form5

    Dim pagerows As Integer

    Dim conn As New SqlConnection("Data Source=.;Initial catalog=sports;Integrated Security=True")

    Private Sub count_rows()

        Dim cmd As New SqlCommand("Select Count(*) From table1", conn)

        conn.Open()

        Dim count1 As Integer

        count1 = Convert.ToString(cmd.ExecuteScalar)

        pagerows = Math.Ceiling(count1 / 10)

        Label3.Text = pagerows

        conn.Close()

    End Sub

    Private Sub Form5_Load(sender As Object, e As EventArgs) Handles Me.Load

        count_rows()

    End Sub

    Private Sub load_data()

        Dim f1 As Integer = Label1.Text * 10 - 10 + 1

        Dim t1 As Integer = Label1.Text * 10

        Dim cmd As New SqlCommand("Select * From(Select Row_Number() Over (Order By sport) As rownumber,id,name,age,sport,points From table1)tablerow Where rownumber Between " & f1 & "And " & t1 & "", conn)

        Dim da As New SqlDataAdapter

        da.SelectCommand = cmd

        Dim dt As New DataTable

        da.Fill(dt)

        DataGridView1.DataSource = dt

    End Sub

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

        Label1.Text = 1

        load_data()

    End Sub

    Private Sub Button2_Click(sender As Object, e As EventArgs) Handles Button2.Click

        If Label1.Text < pagerows Then

            Label1.Text = Label1.Text + 1

            load_data()

        End If

    End Sub

    Private Sub Button3_Click(sender As Object, e As EventArgs) Handles Button3.Click

        If Label1.Text > 1 Then

            Label1.Text = Label1.Text - 1

            load_data()

        End If

    End Sub

    Private Sub Button4_Click(sender As Object, e As EventArgs) Handles Button4.Click

        Label1.Text = pagerows

        load_data()

    End Sub

End Class