是一个计算器的小程序，很适合初学者用于研究试用，应该时很有启发的-Calculator is a small program, it is suitable for beginners used to study the trial, it should be very enlightening when the
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001825s ]
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:0.173031s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001540s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001948s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001168s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003681s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001012s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003253s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014890s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001312s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 221161 [ RunTime:0.001504s ]
