由于计算机存储的限制，当其所存储的数大于32位时，就会有溢出，该程序只要是实现大数加法 减法 乘法。-computer storage limitations, when it stored more than 32 a few hours, there will be a spillover, The procedure is as long as the majority addition subtraction multiplication.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001193s ]
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:0.081769s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000896s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001140s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001059s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003971s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000870s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003542s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.018237s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001171s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 131008 [ RunTime:0.014964s ]
