Method describeActions

src/Processors/QueryPlan/SortingStep.cpp:614–655

}

void SortingStep::describeActions(FormatSettings & settings) const
{
    const String & prefix = settings.detail_prefix;

    if (!prefix_description.empty())
    {
        settings.out << prefix << "Prefix sort description: ";
        dumpSortDescription(prefix_description, settings);
        settings.out << '\n';

        settings.out << prefix << "Result sort description: ";
        dumpSortDescription(result_description, settings);
        settings.out << '\n';
    }
    else
    {
        settings.out << prefix << "Sort description: ";
        dumpSortDescription(result_description, settings);
        settings.out << '\n';
    }

    if (limit)
        settings.out << prefix << "Limit " << limit << '\n';

    if (!limit_by_columns.empty() && !(type == Type::FinishSorting && prefix_description.size() < result_description.size()))
    {
        settings.out << prefix << "Per-stream LIMIT BY columns: ";

        bool first = true;
        for (const auto & column : limit_by_columns)
        {
            if (!first)
                settings.out << ", ";
            first = false;

            settings.out << (settings.pretty ? QueryPlanFormat::formatColumnPretty(column, settings.pretty_names) : column);
        }
        settings.out << '\n';

        settings.out << prefix << "Per-stream LIMIT BY length " << limit_by_group_length << '\n';
    }
}

void SortingStep::describeActions(JSONBuilder::JSONMap & map) const
{