DELIMITER $$ CREATE OR REPLACE DEFINER=`root`@`localhost` PROCEDURE `vn`.`wrongEqualizatedClient`() BEGIN SELECT clientFk, c.name, c.isActive, c.isTaxDataChecked, count(ie) as num FROM vn.client c JOIN ( SELECT DISTINCT `a`.`clientFk` , a.isEqualizated = 0 as ie FROM `vn`.`address` `a` ) sub ON sub.clientFk = c.id WHERE c.hasToInvoiceByAddress = FALSE GROUP BY clientFk HAVING num > 1 UNION ALL SELECT DISTINCT c.id, c.name, c.isActive, c.isTaxDataChecked,1 FROM `vn`.`address` `a` JOIN `vn`.`client` `c` ON `c`.`id` = `a`.`clientFk` WHERE ABS(a.isEqualizated) <> ABS(c.isEqualizated) AND c.hasToInvoiceByAddress = FALSE; END$$ DELIMITER ;