docs: public void update(ESMapping mapping, Object pkVal, Map<String, Object> esFieldData) {
          Map<String, Object> esFieldDataTmp = new LinkedHashMap<>(esFieldData.size());
          esFieldData.forEach((k, v) -> esFieldDataTmp.put(Util.cleanColumn(k), v));
          append4Update(mapping, pkVal, esFieldDataTmp);
          commitBulk();
      }