return _columnExcludedUrls;
    }

    public ColumnInfo columnIncludedDocUrls() {
        return _columnIncludedDocUrls;
    }

    public ColumnInfo columnIncludedUrls() {
        return _columnIncludedUrls;
    }

    public ColumnInfo columnIntervalTime() {
        return _columnIntervalTime;
    }

    public ColumnInfo columnMaxAccessCount() {