Method expandKeyValues

src/utilities/sql/SqlFile_Impl.cpp:3457–3494

  }

  SqlFileTimeSeriesQueryVector SqlFile_Impl::expandKeyValues(const SqlFileTimeSeriesQuery& query) {
    SqlFileTimeSeriesQueryVector result;

    // only "expand" regex
    result.push_back(query);
    if (query.keyValues() && query.keyValues().get().regex()) {
      // get available key value names
      StringVector kvNames;
      if (query.environment() && query.environment().get().name() && query.reportingFrequency() && query.timeSeries()
          && query.timeSeries().get().name()) {
        kvNames = availableKeyValues(query.environment().get().name().get(), query.reportingFrequency().get().valueDescription(),
                                     query.timeSeries().get().name().get());
      } else {
        LOG_AND_THROW("Not yet implemented.");
      }
      // check against regex
      boost::regex re = *(query.keyValues().get().regex());
      for (auto it = kvNames.begin(); it != kvNames.end();) {
        if (!boost::regex_match(*it, re)) {
          it = kvNames.erase(it);
          continue;
        }
        ++it;
      }
      if (kvNames.empty()) {
        result.clear();
      } else {
        // set names
        KeyValueIdentifier kvId(kvNames);
        result[0].setKeyValues(kvId);
      }
    }

    // check result queries for consistency
    mf_makeConsistent(result);

    return result;
  }

  TimeSeriesVector SqlFile_Impl::timeSeries(const SqlFileTimeSeriesQuery& query) {
    TimeSeriesVector result;