一个简单灵活的数据挖掘实验平台,算法基本为空,但提供读数据,基本数据预处理功能,欢迎大家使用,共同提高。-a simple and flexible experimental data mining platform, the basic algorithm for air, but for reading data, the basic data preprocessing functions Everyone is welcome to use together.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000889s ]
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:0.088100s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.008870s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.006832s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.006369s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005466s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001521s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004271s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.020850s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001656s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 322280 [ RunTime:0.012444s ]