MySQL & nested set: slow JOIN (not using index)

Question

I have two tables:

localities:

CREATE TABLE `localities` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `name` varchar(100) NOT NULL,
  `type` varchar(3         


        

Answer 1

try to experiment with forcing index - http://dev.mysql.com/doc/refman/5.1/en/index-hints.html, maybe it's just optimizer issue.