可以给学VC和数据库编程的朋友做个范例。在做之前也参看了不少同类型的管理系统，收获不小,现将这个学生管理系统贴出来，希望能对有需要的朋友有所帮助。-VC can learn and database programming paradigm to be a Friend. See also to do before in a lot of the same type of management system, achieved, the student management system will now paste out the hope that it can have a friend needs help.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001336s ]
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:0.063447s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001043s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001231s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000996s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003231s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000936s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003740s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015322s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001175s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 185246 [ RunTime:0.018244s ]
