利用原始套接字进行广播，可以修改原IP地址和目的IP地址，原端口和目的端口，运行环境，win2-use of the original broadcast socket, can amend the original IP address and destination address, the original purpose of ports and port, the environment, WIN2
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001363s ]
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:0.072035s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001030s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001234s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000940s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003243s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000963s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003931s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015259s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001174s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 319002 [ RunTime:0.015888s ]
