Drop procedure

drop.sql

DROP PROCEDURE IF EXISTS update_or_insert;

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DELIMITER $$

CREATE PROCEDURE update_or_insert(name VARCHAR(80), email VARCHAR(50))

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	BEGIN

​

		DECLARE totalOrder INT DEFAULT 0;

DECLARE id INT DEFAULT 0;

SELECT COUNT(*) 

INTO totalOrder

FROM `contacts`

WHERE `contacts`.`email` LIKE email;

IF totalOrder = 1 THEN

SELECT `contacts`.`id` INTO id FROM `contacts` WHERE `contacts`.`email` LIKE email AND `contacts`.`name` LIKE name;

IF id = 0 THEN

	UPDATE `contacts` SET `contacts`.`note` = CONCAT('Старое ФИО: ', `contacts`.`name`), `contacts`.`name` = name

		WHERE `contacts`.`email` = email;

ELSE

	SELECT 'Идентичное имя';

END IF;

ELSEIF totalOrder > 1 THEN

	SELECT 'pass';

ELSE

	INSERT INTO `contacts` (`name`, `email`)

	VALUES(name, email);

END IF;

​

END $$

DELIMITER ;

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call update_or_insert('Новое ФИО Тестового', '[email protected]');