可以将int类型的转换为ascii码，输入为一个为binary为内容的文件，输出为一个ascii内容的文件。-Int type can be converted to ascii code for a binary input for the content of the document, the contents of the output to a ascii file.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001737s ]
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:0.090513s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001628s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001935s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001361s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003665s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001114s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003342s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016534s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001445s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 307574 [ RunTime:0.001376s ]
