本系统提供在线商品浏览和购买功能，技术核心在购物车管理模块，挺不错的，希望大家喜欢，多多交流。
数据库名:shop 包含三张表：category product item -The system provides browse and purchase merchandise online features, technical core in your shopping cart management module, very good, I hope everyone likes, communicate a lot.
Database Name: shop contains three tables: category product item
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000972s ]
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:0.071721s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001006s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001126s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001104s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003094s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000907s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003645s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015606s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001080s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 137370 [ RunTime:0.078833s ]
