本文件是用keil编程的电子表的设计，实现时，分，秒的加减，和定时功能-This document is an electronic programming keil table design, the realization of hours, minutes and seconds of the addition and subtraction, and the timing
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001300s ]
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:0.090566s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001338s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001920s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001217s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003629s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001061s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003227s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014414s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001358s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 188249 [ RunTime:0.001225s ]
