一个基于Windows MFC的小型计算器，采用XP界面风格，功能完备，使用方便（这是我们数据结构的作业哈）-A mini-calculator base on Windows MFC, use XP window style, with all ready function, easy to use (It s our Data Structure homework,hoho)
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001978s ]
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:0.146828s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001584s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001932s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001230s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003645s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001138s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003268s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014817s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001473s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 117974 [ RunTime:0.001356s ]
