模式识别在珠宝鉴定中的应用，该文是基于模式识别应用领域的文档类文献。-Pattern Recognition in jewelry appraisal application, the article is based on pattern recognition applications of the document class literature.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001886s ]
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:0.109783s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001564s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.003319s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001771s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006055s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001207s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003345s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016541s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001491s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 308468 [ RunTime:0.001472s ]
