code: @Override
    public String set(final byte[] key, final byte[] value) {
      checkIsInMultiOrPipeline();
      client.set(key, value);
      return client.getStatusCodeReply();
    }
docs: Set the string value as value of the key. The string can't be longer than 1073741824 bytes (1
  GB).
  <p>
  Time complexity: O(1)
  @param key
  @param value
  @return Status code reply