source目录下为本章介绍的源程序 功能是行程编码，JPEG压缩编码（基本系统）-source directory for the chapter describes the functions of the journey is the source coding, JPEG compression coding (basic system)
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002078s ]
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:0.086393s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002243s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001952s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002035s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003573s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001884s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003352s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014730s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002447s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 121731 [ RunTime:0.001323s ]
