echo off Optimization Toolbox%%教程优化工具箱的简明指南。%版权（C）1990～98年由MathWorksInc.基于数据（x，y）的线性插值是席益.%的结果“非扭结”端点，即强迫第一、二次多项式系数相同的三项，最后一节的第三和倒数第二段的系数相同。样条%pp=（x，y）返回样条插值多项式子段（pp形式）结构。对于节点的断裂，COEF的多项式系数为y= PPVAL（PP，席）席PP的函数形式。
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001954s ]
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:0.092782s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001811s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001905s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002113s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004043s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001948s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003275s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014902s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002207s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 152801 [ RunTime:0.001246s ]
