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	if (newest) then
		for r in SELECT * FROM f_search_newest(q_vector, tag_start, tag_end, minwords, maxwords)
		loop
			return next r;
		end loop;
	else
		for r in SELECT * FROM f_search_all(q_vector, tag_start, tag_end, minwords, maxwords)
		loop
			return next r;
		end loop;
	end if;
	return;