本代码可以把JPEG格式图像的，八段格式内容解析出来，输出到文档中把量化表输出到表各中，便于阅读解析JPEG图片的详细信息。-This code can be JPEG format images, the eight elements of the format to resolve them, the output into a document to the output quantization table to table all in easy-to-read analytical JPEG pictures for more information.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000978s ]
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:0.103044s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001090s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001276s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000997s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003245s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001129s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004048s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.025952s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001734s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 156152 [ RunTime:0.016179s ]
