Function GetTypeForNode

cpp/src/parquet/arrow/schema.cc:549–559

// Schema logic

::arrow::Result<std::shared_ptr<ArrowType>> GetTypeForNode(
    int column_index, const schema::PrimitiveNode& primitive_node,
    SchemaTreeContext* ctx) {
  ARROW_ASSIGN_OR_RAISE(std::shared_ptr<ArrowType> storage_type,
                        GetArrowType(primitive_node, ctx->properties, ctx->metadata));
  if (ctx->properties.read_dictionary(column_index) &&
      IsDictionaryReadSupported(*storage_type)) {
    return ::arrow::dictionary(::arrow::int32(), storage_type);
  }
  return storage_type;
}

Status NodeToSchemaField(const Node& node, LevelInfo current_levels,
                         SchemaTreeContext* ctx, const SchemaField* parent,