If they are defined, they can override table-level settings.
if (candidate.prewhere_info->row_level_filter)
            {
                auto row_level_filter_actions = candidate.prewhere_info->row_level_filter->clone();
                /
                auto new_prewhere_required_columns = row_level_filter_actions->foldActionsByProjection(
                    prewhere_required_columns, projection.sample_block_for_keys, candidate.prewhere_info->row_level_column_name, false);
                if (new_prewhere_required_columns.empty() && !prewhere_required_columns.empty())
                    return false;
                prewhere_required_columns = std::move(new_prewhere_required_columns);
                candidate.prewhere_info->row_level_filter = row_level_filter_actions;
            }
            if (candidate.prewhere_info->alias_actions)
            {
                auto alias_actions = candidate.prewhere_info->alias_actions->clone();
                /
                auto new_prewhere_required_columns
                    = alias_actions->foldActionsByProjection(prewhere_required_columns, projection.sample_block_for_keys, {}, false);
                if (new_prewhere_required_columns.empty() && !prewhere_required_columns.empty())
                    return false;
                prewhere_required_columns = std::move(new_prewhere_required_columns);
                candidate.prewhere_info->alias_actions = alias_actions;
            }
            required_columns.insert(prewhere_required_columns.begin(), prewhere_required_columns.end());
        }
        bool match = true;
        for (const auto & column : required_columns)
        {
            /
            if (!source_block.has(column))
            {