日期:2014-05-16  浏览次数:20705 次

mysql设置定时执行

?

来自http://ajava.org/course/mysql/17196.html
核心提示:查看event是否开启 showvariables like '%sche%' ; 将事件计划开户 setglobalevent_scheduler= 1 ; 创建存储过程test CREATE PROCEDURE test() BEGIN update examinfo SET endtime=now() WHERE id=14; END ; 创建event e_test create eventif not existse_te

? 查看event是否开启

  1. show?variables?like?'%sche%';??

? 将事件计划开户?

  1. set?global?event_scheduler?=1;??

?

? 创建存储过程test

  1. CREATE?PROCEDURE?test?() ??
  2. BEGIN??
  3. update?examinfo?SET?endtime?=?now()?WHERE?id?=?14; ??
  4. END;??

?

? 创建event e_test

  1. create?event?if?not?exists?e_test ??
  2. on?schedule?every?30?second??
  3. on?completion?preserve ??
  4. 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.

?

? 关闭事件任务

  1. alter?event?e_test?ON? ??
  2. COMPLETION?PRESERVE?DISABLE;??

?

? 开户事件任务

  1. alter?event?e_test?ON? ??
  2. COMPLETION?PRESERVE?ENABLE; ??

?