这是用SQL数据库做的学生学籍管理系统。简明，但基本功能都能实现。以报告形式出现。有代码-This is the SQL database as the Student Management System. A simple, but the basic function can be materialized. A report form. Code
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001778s ]
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:0.091294s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001269s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001891s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001229s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003680s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001056s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003220s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014948s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001421s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 293815 [ RunTime:0.001291s ]
