delimiter //
DROP EVENT IF EXISTS event_clearclient_daily;
CREATE EVENT event_clearclient_daily
ON SCHEDULE EVERY 1 DAY
STARTS '2016-09-22 02:00:00'
ENABLE
DO
BEGIN
select pro_clients();
END
delimiter //
CREATE DEFINER = ``@`` FUNCTION `pro_clients`()
RETURNS int(11)
BEGIN
set @now=from_unixtime(unix_timestamp(now())-10*24*3600,'%Y-%m-%d');
WHILE 1=1 do
set @lasttime=(select acctTIme from client_data where left(acctTime,10)=@now limit 1);
if @lasttime != '' then
delete from client_data where left(acctTime,10)=@now limit 1;
else
RETURN 0;
end if;
END WHILE;
END;
网站名称：数据库操作之事件
文章位置：
http://bzwzjz.com/article/jhggpe.html
