自动计算算式，（乘方除外），可计算分数，
vb 结合 pascal，所以速度特快，控制在0.05秒内-Automatic calculation formula, (except involution), calculate scores, vb combination pascal, so the speed of an express, control 0.05 seconds
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000955s ]
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:0.114824s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.011721s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002194s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001709s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005519s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.013029s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.007082s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.021647s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.021768s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 180119 [ RunTime:0.037097s ]
