快速傅立叶变换及其反变换，调用时只需要将改代码加入到项目当中即可-Fast Fourier Transform and its inverse transform, call only need to change the code when adding to the project which can
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001999s ]
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:0.094240s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002968s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.003456s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002784s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006564s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002637s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006384s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.025480s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003335s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 194172 [ RunTime:0.001484s ]
