storing images in an image column

Dim length As Integer = CInt(FileUpload.PostedFile.InputStream.Length)
                
Dim contentType As String = FileUpload.PostedFile.ContentType
              
Dim content(length) As Byte
            
FileUpload.PostedFile.InputStream.Read(content, 0, length)
              
documents.UpdateDocument(moduleId, itemId, Context.User.Identity.Name, NameField.Text, PathField.Text, CategoryField.Text, content, length, contentType)

Public Sub UpdateDocument(ByVal moduleId As Integer, ByVal itemId As Integer, ByVal userName As String, ByVal name As String, ByVal url As String, ByVal category As String, ByVal content() As Byte, ByVal size As Integer, ByVal contentType As String)
 
            If userName.Length < 1 Then

                userName = "unknown"

            End If
 
            ' Create Instance of Connection and Command Object

            Dim myConnection As New SqlConnection(ConfigurationSettings.AppSettings("connectionString"))

            Dim myCommand As New SqlCommand("Portal_UpdateDocument", myConnection)

            myCommand.CommandType = CommandType.StoredProcedure
 
             Dim parameterItemID As New SqlParameter("@ItemID", SqlDbType.Int, 4)

            parameterItemID.Value = itemId

            myCommand.Parameters.Add(parameterItemID)
 
            Dim parameterModuleID As New SqlParameter("@ModuleID", SqlDbType.Int, 4)

            parameterModuleID.Value = moduleId

            myCommand.Parameters.Add(parameterModuleID)
 
            Dim parameterUserName As New SqlParameter("@UserName", SqlDbType.NVarChar, 100)

            parameterUserName.Value = userName

            myCommand.Parameters.Add(parameterUserName)
 
            Dim parameterName As New SqlParameter("@FileFriendlyName", SqlDbType.NVarChar, 150)

            parameterName.Value = name

            myCommand.Parameters.Add(parameterName)
            Dim parameterFileUrl As New SqlParameter("@FileNameUrl", SqlDbType.NVarChar, 250)

            parameterFileUrl.Value = url

            myCommand.Parameters.Add(parameterFileUrl)
 
            Dim parameterCategory As New SqlParameter("@Category", SqlDbType.NVarChar, 50)

            parameterCategory.Value = category

            myCommand.Parameters.Add(parameterCategory)
 
            Dim parameterContent As New SqlParameter("@Content", SqlDbType.Image)

            parameterContent.Value = content

            myCommand.Parameters.Add(parameterContent)
 
            Dim parameterContentType As New SqlParameter("@ContentType", SqlDbType.NVarChar, 50)

            parameterContentType.Value = contentType

            myCommand.Parameters.Add(parameterContentType)
 
            Dim parameterContentSize As New SqlParameter("@ContentSize", SqlDbType.Int, 4)

            parameterContentSize.Value = size

            myCommand.Parameters.Add(parameterContentSize)
 
            myConnection.Open()

            myCommand.ExecuteNonQuery()

            myConnection.Close()
 
        End Sub