anonymous_namespace{ResultSetIteration.cpp}::GeoTargetValueBuilder< GEO_SOURCE_TYPE, GeoTargetFetcher > Struct Template Reference

Static Public Member Functions
template<typename... T>
static TargetValue	build (const SQLTypeInfo &geo_ti, const ResultSet::GeoReturnType return_type, T &&...vals)

Detailed Description

template<SQLTypes GEO_SOURCE_TYPE, typename GeoTargetFetcher>
struct anonymous_namespace{ResultSetIteration.cpp}::GeoTargetValueBuilder< GEO_SOURCE_TYPE, GeoTargetFetcher >

Definition at line 1020 of file ResultSetIteration.cpp.

Member Function Documentation

template<SQLTypes GEO_SOURCE_TYPE, typename GeoTargetFetcher >

template<typename... T>

static TargetValue anonymous_namespace{ResultSetIteration.cpp}::GeoTargetValueBuilder< GEO_SOURCE_TYPE, GeoTargetFetcher >::build ( const SQLTypeInfo &  geo_ti, const ResultSet::GeoReturnType  return_type, T &&...  vals  )

inlinestatic

Definition at line 1022 of file ResultSetIteration.cpp.

References ResultSet::GeoTargetValue, ResultSet::GeoTargetValueGpuPtr, ResultSet::GeoTargetValuePtr, SQLTypeInfo::get_notnull(), boost::serialization::serialize(), UNREACHABLE, and ResultSet::WktString.

                                               {
    auto ad_arr = GeoTargetFetcher::fetch(geo_ti, return_type, std::forward<T>(vals)...);
    static_assert(std::tuple_size<decltype(ad_arr)>::value > 0,
                  "ArrayDatum array for Geo Target must contain at least one value.");

    // Fetcher sets the geo nullness based on geo typeinfo's notnull, type and
    // compression. Serializers will generate appropriate NULL geo where necessary.
    switch (return_type) {
      case ResultSet::GeoReturnType::GeoTargetValue: {
        if (!geo_ti.get_notnull() && ad_arr[0]->is_null) {
          return GeoTargetValue();
        }
        return GeoReturnTypeTraits<ResultSet::GeoReturnType::GeoTargetValue,
                                   GEO_SOURCE_TYPE>::GeoSerializerType::serialize(geo_ti,
                                                                                  ad_arr);
      }
      case ResultSet::GeoReturnType::WktString: {
        if (!geo_ti.get_notnull() && ad_arr[0]->is_null) {
          // Generating NULL wkt string to represent NULL geo
          return NullableString(nullptr);
        }
        return GeoReturnTypeTraits<ResultSet::GeoReturnType::WktString,
                                   GEO_SOURCE_TYPE>::GeoSerializerType::serialize(geo_ti,
                                                                                  ad_arr);
      }
      case ResultSet::GeoReturnType::GeoTargetValuePtr:
      case ResultSet::GeoReturnType::GeoTargetValueGpuPtr: {
        if (!geo_ti.get_notnull() && ad_arr[0]->is_null) {
          // NULL geo
          // Pass along null datum, instead of an empty/null GeoTargetValuePtr
          // return GeoTargetValuePtr();
        }
        return GeoReturnTypeTraits<ResultSet::GeoReturnType::GeoTargetValuePtr,
                                   GEO_SOURCE_TYPE>::GeoSerializerType::serialize(geo_ti,
                                                                                  ad_arr);
      }
      default: {
        UNREACHABLE();
        return TargetValue(nullptr);
      }
    }
  }

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The documentation for this struct was generated from the following file:

• /home/jenkins-slave/workspace/core-os-doxygen/QueryEngine/ResultSetIteration.cpp