制作zip文件常用的类，里面有创建单层目录和多层目录的方法-Zip file commonly used in the production category, there are the creation of single-storey multi-storey directories and directory methods
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001586s ]
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:0.078515s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001243s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001179s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000958s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003230s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000890s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003745s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.028639s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001874s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 317521 [ RunTime:0.014586s ]
