在对于RTP的学习过程中自己对live555.com上代码自己进行的总结。文件是ppt格式写的便于阅读，如有错误欢迎指正讨论。-In the learning process for the RTP in their own live555.com a code summary. Ppt format document is written in easy-to-read, if wrong please correct me to discuss.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001620s ]
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:0.084486s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001035s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001390s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001282s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005544s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000877s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004099s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014352s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001120s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 144028 [ RunTime:0.017585s ]
