CREATE TABLE PENALTIES
(PAYMENTNO INTEGER NOT NULL,
EmployeeNO INTEGER NOT NULL,
PAYMENT_DATE DATE NOT NULL,
AMOUNT DECIMAL(7,2) NOT NULL,
PRIMARY KEY (PAYMENTNO) );
INSERT INTO PENALTIES VALUES (1, 6, '1980-12-08',100);
INSERT INTO PENALTIES VALUES (2, 44, '1981-05-05', 75);
INSERT INTO PENALTIES VALUES (3, 27, '1983-09-10',100);
INSERT INTO PENALTIES VALUES (4,104, '1984-12-08', 50);
INSERT INTO PENALTIES VALUES (5, 44, '1980-12-08', 25);
INSERT INTO PENALTIES VALUES (6, 8, '1980-12-08', 25);
INSERT INTO PENALTIES VALUES (7, 44, '1982-12-30', 30);
INSERT INTO PENALTIES VALUES (8, 27, '1984-11-12', 75);
DELIMITER $$
CREATE PROCEDURE WAIT(IN WAIT_SECONDS INTEGER)
BEGIN
DECLARE END_TIME INTEGER
DEFAULT NOW() + INTERVAL WAIT_SECONDS SECOND;
WAIT_LOOP: LOOP
IF NOW() > END_TIME THEN
LEAVE WAIT_LOOP;
END IF;
END LOOP WAIT_LOOP;
END$$
DELIMITER ;
CALL WAIT ((SELECT COUNT(*) FROM PENALTIES));
drop table penalties;
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