structs的经典教程，从最基本JSP MVC模式开始，一点点的让你掌握structs框架
-structs classic tutorial from the beginning the most basic JSP MVC model, a little bit so you have the framework of structs
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000972s ]
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:0.106865s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001034s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001221s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001178s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003822s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000970s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003947s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015118s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001564s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 132923 [ RunTime:0.012207s ]
