code: @Override
      public void write(Blob entity, OutputStream output, Long pos, Long length) throws IOException {
          InputStream in;
          try {
              in = entity.getBinaryStream(pos, length);
          } catch (SQLException e) {
              throw new IOException(e);
          }
          try {
              ReaderWriter.writeTo(in, output);
          } finally {
              IOUtils.closeQuietly(in);
          }
      }
docs: {@inheritDoc}