线性的插值算法，内涵读取文件，算法实现和写入文件。读取的文件为PARCHG，写入的文件为INSERT_DATA-Linear interpolation algorithm, meaning to read documents, algorithm implementation and write to a file. Read documents PARCHG, written documents INSERT_DATA
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001073s ]
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:0.071908s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001138s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001368s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001079s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003456s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000913s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003790s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014721s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001226s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 240672 [ RunTime:0.013447s ]
