很有参考价值的常用算法集合，很多复杂的算术问题和非算术问题都可以得到参考-Valuable collection of commonly used algorithms, a number of complex arithmetic problems and non-arithmetic problems can be a reference
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001327s ]
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:0.088851s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001254s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001261s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003633s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001090s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014644s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001393s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 120969 [ RunTime:0.001341s ]
