ASP.Net(Save Image Into Database)

#region Add Record

            try

            {

                //User Define Function To Check The Duplicate Record

                if (checkDuplicate())

                {

                    layer = new DALayer();

                    SqlConnection cn = [Your Connection Here];

                    FileUpload img = (FileUpload)fUpldLogo;

                    Byte[] imgByte = null;

                    if (img.HasFile && img.PostedFile != null)

                    {

                        //To create a PostedFile

                        HttpPostedFile File = fUpldLogo.PostedFile;

                        //Create byte Array with file len

                        imgByte = new Byte[File.ContentLength];

                        //force the control to load data in array

                        File.InputStream.Read(imgByte, 0, File.ContentLength);

                    }

                  

                    //Command

                    string strSqlInsert = "INSERT INTO Vendors(Column01, Column02, Column03,

                                          ) VALUES ('" + Element01.Text + "', '" 

                                                       + Element01.Text .

                                                       + "', @logo, ")";

                    SqlCommand command = new SqlCommand(strSqlInsert, cn);

                    command.Parameters.AddWithValue("@logo", imgByte);

                    command.ExecuteNonQuery();

                    Response.Write("<script>alert('Record successfully saved!')</script>");

                }

                else

                {

                    //If Record Already Exists

                    lblError.Visible = true;

                    lblError.Text = "Record already exists!";

                }

            }

            catch (Exception ae)

            {

                throw ae;

            }

                #endregion