一个用C++写的大数运算类，支持大数的加，减，乘，除和模运算，速度快。-C wrote a majority of the computing categories, large numbers support the addition, subtraction, multiplication and addition and modular, fast.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001792s ]
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:0.093429s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001255s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001202s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003612s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001050s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015188s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001394s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 57678 [ RunTime:0.001430s ]
