从制定的文件中读入数据，查找重复的号码并随即抽取其中的号码，保存文件-From the formulation of the document read into the data, repeat the search number and then taking one number, save the file
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001286s ]
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:0.089773s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001182s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002561s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001669s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003624s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000992s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003308s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015236s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001363s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 215930 [ RunTime:0.001478s ]
