MCS51四字节除法运算程序，可计算出四字节的商和四字节的余数。-mcs51 division operation routine for tetra-byte ,may calculate both quotient of tetra-byte and remaining of tetra-byte
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001836s ]
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:0.084642s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002235s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001916s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002284s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003977s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002057s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003350s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015621s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002577s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 313024 [ RunTime:0.001214s ]
