一个可以对任意长整数进行加减的类 可以是任何长度的进行加减乘除 如有错误 请指出-An arbitrary long integer addition and subtraction to the class can be of any length to carry out any calculation error Please indicate
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001904s ]
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:0.161370s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001829s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002967s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001872s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006343s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001567s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005865s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.026266s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001815s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 169570 [ RunTime:0.012601s ]
