看论坛上有个要钱的关于数学运算表达式的东西，之前写过一个关于数学表达式的单元，现免费发给大家了，当然因为只是临时用才写的，有些粗糙，请原谅。-Have a look forum money on things mathematical expressions, written before the mathematical expression on the cell, is distributed free to the U.S., of course, because it is only a temporary use only written, some rough, please forgive me.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001067s ]
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:0.102806s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001418s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001482s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004971s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001261s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014844s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001140s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 148359 [ RunTime:0.015338s ]
