一个关于多重网格的程序，解得是一个周期的非线性方程，当然也可以换成其他边界的-a grid of multiple procedures, that there is a solution to the cycle of nonlinear equations, of course, could be replaced with other border
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002156s ]
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:0.071358s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001617s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001132s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000862s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003216s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000803s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003936s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015066s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001107s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 317017 [ RunTime:0.022251s ]
