SELECT COUNT(*) FROM `data` WHERE `tags` RLIKE '??N?' OR `tags` RLIKE '??N?' OR `name` RLIKE '??N?' OR `name` RLIKE '??N?' OR `translit` RLIKE '??N?' OR `name` RLIKE '??N?' OR `translit` RLIKE '??n?' OR `translit` RLIKE '??n?'														




											 
Got error 'repetition-operator operand invalid' from regexp