用于快速分类，图像，人脸识别，等，在机器学习，人工只能，数据挖掘领域有较多的使用。-for rapid classification of images, face recognition, etc., in machine learning, artificial only. Data mining areas with more use.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002808s ]
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:0.088684s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002008s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001936s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002184s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003653s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002140s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003300s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015094s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002473s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 155316 [ RunTime:0.001192s ]
