一个简单的学生管理系统，是用C/C++混合写的，但由于时间不足。。。只有几个小时，所以做得不是很理想，但如果只是学习用，那就完全没问题了。-a simple student management system is the use of C/C was mixed, but because of the lack of time. . . Only a few hours, so do it is not ideal, but if only to study, it did not completely problem.
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:0.086727s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001161s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002224s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001148s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003933s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000963s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003168s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.019788s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001868s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 59125 [ RunTime:0.001505s ]
