经典的matlab网络教程。将rar内所有文件解压缩到一个根目录下，点击index.htm的相应链接即可，简单方便。-classic Matlab Network Directory. Rar of all files compressed into a root directory, click on the appropriate link index.htm can, easy.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002064s ]
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:0.088564s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002420s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001942s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002113s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003653s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002049s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003240s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016143s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002688s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 34109 [ RunTime:0.001118s ]
