用在局域网中完成机子之间的数据传递，文件传输，这是一个非常标准的例子，给初学者参考最好不过啦！-Used in local area network to complete data transfer between the machine, file transfer, this is a very standard example of the best reference for beginners, but啦!
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002208s ]
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:0.094728s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002786s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002152s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002607s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003958s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002601s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003675s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016749s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003066s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 147006 [ RunTime:0.001335s ]
