这是一份介绍SIP协议的PPT，详细介绍了SIP协议，可以帮助SIP开发人员理解SIP协议各个消息中的头域，以及应用流程。-this is a point for the sip, it introduces the protocol of sip, it can help for programer for understanding the part
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001033s ]
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:0.090414s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.008395s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001502s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001648s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005083s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001224s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006879s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015214s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001035s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 314509 [ RunTime:0.019064s ]
