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:0.001232s ]
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:0.075173s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001138s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001748s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001397s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004636s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001417s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005134s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017324s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001364s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 307574 [ RunTime:0.025282s ]
