unsigned int limit;
	bool        limit_set;
	int64       offset;
	bool        offset_set;

	SqlArray& SetLimit(unsigned int _limit)                { limit = _limit; limit_set = true; return *this; }
	SqlArray& SetOffset(int64 _offset)                     { offset = _offset; offset_set = true; return *this; }

	limit_set = false;
	offset_set = false;

		sql * ::Select(cols).From(table).Where(wh).OrderBy(orderby);

		SqlSet set = ::Select(cols).From(table).Where(wh).OrderBy(orderby);
		if(limit_set)
			if(offset_set) set.Limit(offset, limit);
			else set.Limit(limit);
		else
			if(offset_set) set.Offset(offset);
		sql * set;