Store images in sql server

FileStream file = new FileStream(openFileDialog1.FileName, FileMode.Open, FileAccess.Read);
            BinaryReader str1 = new BinaryReader(file);
            byte[] bit = str1.ReadBytes(Convert.ToInt32( file.Length));
            SqlConnection connection = new SqlConnection("server=(local);database=test;integrated security=true");
            connection.Open();
            SqlCommand command = new SqlCommand();
            command.Connection = connection;
            command.CommandType = CommandType.Text;
            command.Parameters.AddWithValue("@Photo",bit);
            command.CommandText = "INSERT INTO image1(pic) VALUES (@Photo)";
            command.ExecuteNonQuery();
            connection.Close();