CREATE TABLE `index_merge_test` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `uniq2` smallint(6) NOT NULL DEFAULT 0,
  PRIMARY KEY (`id`),
  KEY `uniq2` (`uniq2`)
) ENGINE=MyISAM;

INSERT INTO `index_merge_test` (`id`, `uniq2`) VALUES
	(1, 1),
	(2, 1),
	(3, 2);
	
SELECT id FROM index_merge_test WHERE
 -- (uniq2 = 2 AND id = 3) OR /* Try to uncomment this line. Expected number of results: 3. Real number results: 1.  */
  (uniq2 = 1)
 OR (uniq2 = 1)
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