本系统是采用java+JSP+tomcat开发模式，SQL Server 2008数据库开发的一个课程管理系统。本论文对系统的需求分析、数据库设计、功能的详细设计进行了阐述，实现了后台模块的功能，包括：综合信息维护、查看，修改个人信息。该系统具有易操作、界面友好、安全性强、易扩充以及运行效率高等特点。
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001079s ]
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:0.082309s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001355s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001834s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001449s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005320s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001215s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006541s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.025562s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001428s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 51009 [ RunTime:0.027311s ]
