Method describeActions

src/Processors/QueryPlan/FilterStep.cpp:197–227

}

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

    auto cloned_dag = actions_dag.clone();

    std::vector<ActionsAndName> and_atoms;
    if (!settings.pretty && !actions_dag.hasStatefulFunctions())
        and_atoms = splitAndChainIntoMultipleFilters(cloned_dag, filter_column_name);

    for (auto & and_atom : and_atoms)
    {
        settings.out << prefix << "AND column: " << and_atom.name << '\n';
        if (!settings.compact)
        {
            auto expression = std::make_shared<ExpressionActions>(std::move(and_atom.dag));
            expression->describeActions(settings.out, prefix);
        }
    }

    settings.out << prefix << "Filter column: "
                 << (settings.pretty ? QueryPlanFormat::formatColumnPretty(filter_column_name, settings.pretty_names) : filter_column_name);

    if (!settings.pretty && remove_filter_column)
        settings.out << " (removed)";
    settings.out << '\n';

    auto expression = std::make_shared<ExpressionActions>(std::move(cloned_dag));
    if (!settings.compact)
        expression->describeActions(settings.out, prefix);
}

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