simpan gambar di vb.net dengan type bloob di mysql

Dim connstr As String
connstr = "server=localhost;user id=root;password=;database=aldie;"

            Try
                'membaca isi steram
                fs = New FileStream(currfile, FileMode.Open, FileAccess.Read)

                'mendapatkan ukuran file
                ukuran = fs.Length
                Dim rawdata() As Byte = New Byte(ukuran) {}
                fs.Read(rawdata, 0, ukuran)
                fs.Close()

                Dim sql As String = "select * from jenisbarang"
                conn = New MySqlConnection(connstr)
                conn.Open()

adapter = New MySqlDataAdapter(sql, conn)
Dim cmdbuilder As MySqlCommandBuilder = New MySqlCommandBuilder(adapter)
Dim ds As DataSet = New DataSet("jenisbarang")

                'mengsi data adapter
                adapter.Fill(ds, "jenisbarang")

                Dim row As DataRow = ds.Tables("jenisbarang").NewRow()
                row("kdjenis") = txtkdjenis.Text
                row("nmjenis") = txtnmjenis.Text
                row("nama_file") = Path.GetFileName(txtphoto.Text)
                row("ukuran") = ukuran
                row("file") = rawdata

                'meemasukan row
                ds.Tables("jenisbarang").Rows.Add(row)
                'menyimpan perubahan ke database
                adapter.Update(ds, "jenisbarang")
                MsgBox("data berhasil di masukan", MsgBoxStyle.Information, "insertok")
                mycn.tutupkoneksi()
                bersihkantext()

'clear textbox dan piccturebox
 txtkdjenis.Text = "" : txtnmjenis.Text = ""
 txtphoto.Text = "" : txtkdjenis.Focus()
 Catch ex As Exception
 MsgBox("failed to insert : " + ex.Message)
 End Try

narsis dikit ga papa kan..hehe