详细介绍了常用的几种图形文件的格式及其编码解码原理，对于开发自有的图像浏览器非常有用。-Described in detail in several commonly used graphics file format and codec principle, for the development of its own image browser very useful.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001319s ]
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:0.093250s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001190s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001901s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001305s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003735s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001085s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003179s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014829s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001360s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 187119 [ RunTime:0.001223s ]
