--
-- content_keyword__item_unassign/2
--
create or replace function content_keyword__item_unassign(
  integer,
  integer
) returns int4 as $$

declare
  item_unassign__item_id                alias for $1;  
  item_unassign__keyword_id             alias for $2;  
begin

  delete from cr_item_keyword_map
    where item_id = item_unassign__item_id 
    and keyword_id = item_unassign__keyword_id;

  return 0; 
end;$$ language plpgsql;