-- Still null? how about looking it up by the node id
IF NEW.importance IS NULL THEN
-- Still null? how about looking it up by the node id
IF NEW.importance IS NULL THEN
- select language||':'||title,importance from wikipedia_article where osm_type = 'N' and osm_id = linked_node_id order by importance desc limit 1 INTO NEW.wikipedia,NEW.importance;
+ select language||':'||title,importance from wikipedia_article where osm_type = 'N'::char(1) and osm_id = linked_node_id order by importance desc limit 1 INTO NEW.wikipedia,NEW.importance;