Mine

Imports System.Data
Imports System.Data.SqlClient
Imports System.Configuration

Partial Class Notes
    Inherits System.Web.UI.Page
    Dim m_Myconnection As SqlConnection
    Dim m_MyCommand As SqlDataAdapter

    Protected Sub Page_Load(ByVal Sender As Object, ByVal e As EventArgs)
        ' connect to sql and check for notes for this user
        Dim dsn As String = ConfigurationManager.AppSettings("LocalSqlServer")        
        Dim DS As New DataSet
        m_Myconnection = New SqlConnection(dsn)


        m_MyCommand = New SqlDataAdapter("select note from notes where username='" & User.Identity.Name & "'", m_Myconnection)
        m_MyCommand.Fill(DS, "note")

        For Each dr As DataRow In DS.Tables(0).Rows
            TextBox1.Text += Convert.ToString(dr("note"))
        Next

    End Sub

    Protected Sub SaveButton_Click(ByVal Source As Object, ByVal e As EventArgs)
        'save notes for this user
        Dim DS, newset As New DataSet
        Dim found As Boolean
        Dim nRow As DataRow

        For Each masterRow As DataRow In DS.Tables("notes").Rows()
            If masterRow("username") = User.Identity.Name Then
                masterRow("note") = TextBox1.Text
                found = True
            End If
        Next

        If found = False Then
            nrow = DS.Tables("notes").NewRow()
            nRow("username") = User.Identity.Name
            nRow("note") = TextBox1.Text
            DS.Tables("notes").Rows.Add(nRow)
        End If

        newset = DS.GetChanges(DataRowState.Modified)

        m_MyCommand.Update(newset, "notes")
    End Sub

End Class