1:先查看event 是否开启:
show variables like '%sche%'; 如果是 OFF 的话 开启 EVENT: set global event_scheduler =1;
2: 创建存储过程:test
CREATE PROCEDURE test ()
BEGIN
update examinfo SET endtime = now() WHERE id = 14;
END;
3:创建 Event t_test
create event if not exists e_test
on schedule every 30 second
on completion preserve
do call test();
每隔30秒将执行存储过程test,将当前时间更新到examinfo表中id=14的记录的endtime字段中去.
4:关闭事件:
alter event e_test ON
COMPLETION PRESERVE DISABLE;
5: 开启事件任务:
alter event e_test ON
COMPLETION PRESERVE ENABLE;
以上测试均成功,测试环境为mysql 5.4.2-beta-community mysql community server(GPL)
event_scheduler在mysql的config中设置为OFF有关。去mysql中将配置改为ON则就搞定了