用java编写的在客户端输入两个数据，在服务器端进行加减乘除运算，并将运算结果返回到客户端-used in the preparation of the two client input data on the server side for the arithmetic calculation, and calculation results back to the client
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001374s ]
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:0.088787s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001289s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002006s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001279s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003751s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001085s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003309s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015147s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001499s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 51976 [ RunTime:0.001389s ]
