将输入的数据n分为指定的k组，返回不同的分法种数length及分组明细数组a-N will be data entered into the designated group of k, a different method to return the number of species and sub-length array of a detailed
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001006s ]
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:0.099766s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001384s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001914s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001374s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005371s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001280s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006902s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.024040s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001857s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 228967 [ RunTime:0.030790s ]
