在应用程序中,经常有一些任务需要在后台处理,实现方法有两种:计时器和OnIdle循环处理.本例使用计时器创建一个时钟-in the application process, often a number of tasks in the background, achieve two ways : OnIdle cycle timer and handling. The cases used to create a clock timer
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001323s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.091634s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001275s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001914s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001259s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003592s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001072s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003243s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016129s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001511s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 114652 [ RunTime:0.001644s ]
