zhwiki recent empty categoty

SQL

CREATE FUNCTION `nsname`(`ns` INT) RETURNS VARCHAR(255)
BEGIN
  RETURN case
          when ns = 0 then ""
          when ns = 1 then "Talk:"
          when ns = 2 then "User:"
          when ns = 3 then "User talk:"
          when ns = 4 then "Wikpeida:"
          when ns = 5 then "Wikpeida talk:"
          when ns = 6 then "File:"
          when ns = 7 then "File talk:"
          when ns = 8 then "Mediawiki:"
          when ns = 9 then "Mediawiki talk:"
          when ns = 10 then "Template:"
          when ns = 11 then "Template talk:"
          when ns = 12 then "Help:"
          when ns = 13 then "Help talk:"
          when ns = 14 then "Category:"
          when ns = 15 then "Category talk:"
          when ns = 100 then "Portal:"
          when ns = 101 then "Portal talk:"
          when ns = 118 then "Draft:"
          when ns = 119 then "Draft talk:"
          when ns = 828 then "Module:"
          when ns = 829 then "Module talk:"
          end
END;
SELECT nsname(1);
SQL

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