CREATE TABLE IF NOT EXISTS `expenses_places` ( `id` bigint( 20 ) NOT NULL AUTO_INCREMENT , `expense_id` bigint( 20 ) NOT NULL , `place_id` bigint( 20 ) NOT NULL , PRIMARY KEY ( `id` ) , KEY `expense_id` ( `expense_id` ) , KEY `place_id` ( `place_id` ) ) ENGINE = InnoDB;# MySQL returned an empty result set (i.e. zero rows). ALTER TABLE `expenses_places` ADD FOREIGN KEY ( `expense_id` ) REFERENCES `expenses` ( `id` ) , ADD FOREIGN KEY ( `place_id` ) REFERENCES `places` ( `id` ) ;# MySQL returned an empty result set (i.e. zero rows).