使用软件仿真usb接口的一个程序,十分精炼,要求计算每一个指令的运行时间,很值得品味-use software simulation usb interface of a procedure is very refined, request instructions for each one of the running time, is worth taste
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001586s ]
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:0.108876s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001393s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002002s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001381s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003939s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001178s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003453s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016338s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001449s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 228087 [ RunTime:0.001330s ]
