这个试圆周率的Machin算法，在这里共享，希望对大家有所帮助，看看这个算法会有启发！-test the ratio of the circumference Machin algorithm, in sharing, we want to help, look at this algorithm will be inspired!
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002039s ]
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:0.154773s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001877s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001902s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006258s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001721s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016414s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002048s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 140269 [ RunTime:0.011214s ]
