关于数值计算中插值的一个文档。讲得简明扼要，是学习插值法的一个很好的参考。-Numerical calculation of interpolation on a document. Put it succinctly, is to learn from interpolation of a good reference.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001148s ]
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:0.133569s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001145s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002140s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001242s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003752s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001070s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003528s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014899s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001314s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 221211 [ RunTime:0.001317s ]
