错误日志不断出现此错误：
121004 12:08:59 [ERROR] Event Scheduler: [user@ip][reportingdb.tvc_bookingonline_update_status] No data - zero r
ows fetched, selected, or processed
121004 12:13:59 [ERROR] Event Scheduler: [user@ip][reportingdb.tvc_bookingonline_update_status] No data - zero r
ows fetched, selected, or processed
121004 12:18:59 [ERROR] Event Scheduler: [user@ip][reportingdb.tvc_bookingonline_update_status] No data - zero r
ows fetched, selected, or processed
定义：
mysql> show create event reportingdb.tvc_bookingonline_update_status\G
*************************** 1. row ***************************
Event: tvc_bookingonline_update_status
sql_mode: NO_AUTO_CREATE_USER
time_zone: SYSTEM
Create Event: CREATE DEFINER=`user`@`ip` EVENT `tvc_bookingonline_update_status` ON SCHEDULE EVERY 5 MINUTE STARTS '2012-07-27 10:08:59' ON COMPLETION NOT PRESERVE ENABLE DO CALL `bo_tvc_booking_supdate_status_booking`( @plstbookingid_destroy)
character_set_client: latin1
collation_connection: latin1_swedish_ci
Database Collation: utf8_general_ci
mysql> show create procedure reportingdb.bo_tvc_booking_supdate_status_booking\G
*************************** 1. row ***************************
Procedure: bo_tvc_booking_supdate_status_booking
sql_mode:
Create Procedure: CREATE DEFINER=`user`@`ip` PROCEDURE `bo_tvc_booking_supdate_status_booking`(
OUT plstbookingid_destroy VARCHAR(1500)
)
DETERMINISTIC
BEGIN
DECLARE no_found_row INT DEFAULT 0;
DECLARE _idbooking INT;
DECLARE _status INT;
DECLARE _no_contract VARCHAR(25);
DECLARE _fromdate DATE;
DECLARE _todate DATE;
DECLARE _flagsync SMALLINT DEFAULT 0;
DECLARE _ROWSCOUNT INT DEFAULT 0;
DECLARE _lstBookDestroy VARCHAR(500);
DECLARE _lstBookRunning VARCHAR(500);
DECLARE _lstBookFinish VARCHAR(500);
#LAY DU LIEU BOOKING
DECLARE cur_row CURSOR FOR
SELECT B.`idbooking`, B.`status`, B.`no_contract`, B.`fromdate`, B.`todate`
FROM `tvc_bookings` B
WHERE B.`status` IN (1, 2, 3);
DECLARE EXIT HANDLER FOR SQLEXCEPTION SET @error=1;
DECLARE CONTINUE HANDLER FOR NOT FOUND SET no_found_row = 1;
SELECT COUNT(*) INTO _ROWSCOUNT
FROM `tvc_bookings` B
WHERE B.`status` IN (1, 2, 3);
IF(_ROWSCOUNT > 0) THEN
SET AUTOCOMMIT=0;
#BAT DAU DUYET TUNG BOOKING
SET plstbookingid_destroy = '';
SET _lstBookDestroy = 'List bookid destroy: ';
SET _lstBookRunning = 'List bookid running: ';
SET _lstBookFinish = 'List bookid finish: ';
OPEN cur_row;
FETCH cur_row INTO _idbooking, _status, _no_contract, _fromdate, _todate;
WHILE no_found_row = 0 DO
#KIEM TRA RULE
IF(_status = 1) THEN
#IF((_no_contract IS NULL OR _no_contract = '') AND DATEDIFF(_fromdate, CURDATE()) <= 3) THEN
#MODIFY DEN HET NGAY MOI HUY BOOKING
#IF((_no_contract IS NULL OR _no_contract = '') AND DATEDIFF(CURDATE(), _fromdate) = 1) THEN#YEU CAU NEW NGAY CHAY = NOW
IF((_no_contract IS NULL OR _no_contract = '') AND DATEDIFF(CURDATE(), _fromdate) > 0) THEN#YEU CAU NEW NGAY CHAY = NOW
CALL `bo_tvc_create_version_booking`( _idbooking, 'Services store huy booking den ngay chay ma chua co HD', 'Services');
UPDATE `tvc_bookings`
SET `status` = 4,
`modifiedby` = 'SERVICES',
`modifieddate` = CURRENT_TIMESTAMP()
WHERE `idbooking` = _idbooking;
#OUT INFO
SET _lstBookDestroy = CONCAT(_lstBookDestroy, _idbooking, ',');
END IF;
END IF;#IF(_status = 1)
IF(_status = 2 AND _no_contract != '') THEN
IF(_fromdate <= CURDATE()) THEN
#CHECK TABLE
/*
SELECT COUNT(*) INTO _flagsync
FROM `bo_tvc_sync_hdcn_thucchay` A
WHERE A.`booking_id` = _idbooking AND A.`updated` = 1;
*/
SET _flagsync = 1;#FIX CODE CONNECT HDCN SOON
IF(_flagsync > 0) THEN
CALL `bo_tvc_create_version_booking`( _idbooking, 'Services store chuyen trang thai hop dong thanh running', 'Services');
UPDATE `tvc_bookings`
SET `status` = 3,
`modifiedby` = 'SERVICES',
`modifieddate` = CURRENT_TIMESTAMP()
WHERE `idbooking` = _idbooking;
#UPDATE FLAG DA CHUYEN
UPDATE `bo_tvc_sync_hdcn_thucchay`
SET `updated` = 2
WHERE `booking_id` = _idbooking AND `updated` = 1;
SET _lstBookRunning = CONCAT(_lstBookRunning, _idbooking, ',');
END IF;
END IF;
IF(DATE_ADD(_todate, INTERVAL 1 DAY) <= CURDATE()) THEN
CALL `bo_tvc_create_version_booking`( _idbooking, 'Huy book vi het ngay chay ma ko co thuc chay ben hdcn', 'Services');
UPDATE `tvc_bookings`
SET `status` = 4,
`modifiedby` = 'SERVICES',
`modifieddate` = CURRENT_TIMESTAMP()
WHERE `idbooking` = _idbooking;
#OUT INFO
SET _lstBookFinish = CONCAT(_lstBookFinish, _idbooking, ',');
END IF;
END IF;#IF(_status = 2 AND _no_contract != '') THEN
#UPDATE CAC BOOKING DA CHAY XONG
IF(_status = 3 AND DATE_ADD(_todate, INTERVAL 1 DAY) <= CURDATE()) THEN
CALL `bo_tvc_create_version_booking`( _idbooking, 'Services store chuyen chuyen booking thanh chay ket thuc', 'Services');
UPDATE `tvc_bookings`
SET `status` = 5,
`modifiedby` = 'SERVICES',
`modifieddate` = CURRENT_TIMESTAMP()
WHERE `idbooking` = _idbooking;
SET _lstBookFinish = CONCAT(_lstBookFinish, _idbooking, ',');
END IF;#IF(_status = 3 AND DATE_ADD(_todate, INTERVAL 1 DAY) <= CURDATE())
FETCH cur_row INTO _idbooking, _status, _no_contract, _fromdate, _todate;
END WHILE;
CLOSE cur_row;
#OUT INFO TO SERVICES
SET plstbookingid_destroy = CONCAT(_lstBookDestroy, '\r\n', _lstBookRunning, '\r\n', _lstBookFinish);
END IF;
COMMIT;
END
character_set_client: latin1
collation_connection: latin1_swedish_ci
Database Collation: utf8_general_ci
我该怎么做才能摆脱这个错误？