实现长整数型的运算,加 减 乘 等 解决了越界的问题 可以计算两百位的数!-achieve long-integer arithmetic, as modified by the cross-border solution to the problem of calculating the number 200!
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001500s ]
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:0.111088s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001587s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002355s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001736s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004225s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001496s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003975s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.019305s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001903s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 121051 [ RunTime:0.001470s ]