How To Add Code To Redirect My User On Successful Submit To My Database

How to add code to redirect my user on successful submit to my database.

Code...

Imports System.Data
Imports System.Data.SqlClient
Partial Class CPD_OnlineSurvey
Inherits System.Web.UI.Page
Public Sub UpdateOnlineSurvey(ByVal sender As Object, ByVal e As EventArgs)
Using conn As New SqlConnection()
conn.ConnectionString = ConfigurationManager _
.ConnectionStrings("wincts").ConnectionString
Using cmd As New SqlCommand()
cmd.CommandText = "update OnlineSurvey set IsSelected = " & _
"@IsSelected where QuestionId=@QuestionId"
cmd.Connection = conn
conn.Open()
For Each item As ListItem In ChkOnlineSurvey.Items
cmd.Parameters.Clear()
cmd.Parameters.AddWithValue("@IsSelected", item.Selected)
cmd.Parameters.AddWithValue("@QuestionId", item.Value)
cmd.ExecuteNonQuery()
Next
conn.Close()
End Using
End Using
End Sub
End Class