presto-main/src/main/java/io/prestosql/operator/project/DictionaryAwarePageProjection.java/DictionaryAwarePageProjection/project
class DictionaryAwarePageProjection:    @Override
    public Work<Block> project(ConnectorSession session, DriverYieldSignal yieldSignal, Page page, SelectedPositions selectedPositions)
    {
        return new DictionaryAwarePageProjectionWork(session, yieldSignal, page, selectedPositions);
    }