C51只提供长整形除以长整形数据，现已经有函数（经过长期验证）6字节数除以整形数据。-C51 only provide long-divided by a long plastic plastic, are already function (with a long track) 6-byte data divided by plastic.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002095s ]
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:0.095858s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001914s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002000s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002243s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003634s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002032s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003571s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015242s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002891s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 126421 [ RunTime:0.001173s ]
