一个用c++写的简单的学生管理系统，包括添加，删除，按成绩平均分和总分排出顺序-A c++ to write with a simple management system for students, including add, delete, according to results from the average total points and the order of
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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:0.106083s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001350s ]
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SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001191s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001387s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 66931 [ RunTime:0.001448s ]
