DNSQuery,能查询域名是否注册，给定一个ip可查询它所指向的域名-DNSQuery can inquiries whether the domain name registration, to be scheduled for an ip it directly to the domain name
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001329s ]
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:0.104104s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001416s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002351s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001630s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003891s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001143s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003336s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015126s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001313s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 280853 [ RunTime:0.001270s ]
