用c编写的成绩管理系统，包括成绩统计，添加，修改，删除，以及实现了图形化界面-C prepared with performance management systems, including performance statistics, add, modify, delete, and realize the graphical interface
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001942s ]
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:0.090298s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002576s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002145s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002201s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003690s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002204s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003261s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014830s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002963s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 282606 [ RunTime:0.001283s ]
