特定的计算器，与PC上普通的计算器不一样，此计算器只需输入表达式（如：（12*15+12）/15 ）即可得到所求的值。-A specific calculator, and PC, not the same as an ordinary calculator, this calculator simply enter the expression (such as: (12* 15+12)/15) can be obtained by seeking value.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001355s ]
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:0.096319s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001237s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001911s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001305s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003595s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001087s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003184s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015146s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001420s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 143353 [ RunTime:0.001208s ]
