用struts框架利用MVC模式在jbuilder开发工具下开发的一个登录系统，内带Mysql数据库。-With the use of MVC model struts framework jbuilder development tools in the development of a registry system, which with Mysql database.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002353s ]
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:0.090166s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001897s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001991s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002283s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003770s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002175s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003277s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015068s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002573s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 236393 [ RunTime:0.001175s ]
