用RTC来呼叫一个RTC客户端的例子（请接合RTC接收端的例子一起看，使用方法相同）-RTC used to call an RTC client example (please interface RTC receiving end of the examples together, the same method used)
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001273s ]
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:0.088880s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001222s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001902s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001227s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003562s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001037s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003274s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014691s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001395s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 125109 [ RunTime:0.001366s ]
