利用MFC实现的学生信息查询系统，用到数据库存储。可实现删除添加 排序查找功能-The use of MFC to achieve student information inquiry system, used in database storage. Add sorting to remove the search function to achieve
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001113s ]
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:0.083737s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001068s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001872s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001099s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003532s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000951s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003241s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017139s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001452s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 162724 [ RunTime:0.001337s ]
