强大的系统邮件发送功能： 从前台用户注册、加入班级和在班内留言、上传照片，到后台系统管理员删除、合并班级等操作 ，系统都会自动发送邮件通知相关用户。-powerful system to send mail functions : prospects from registered users by adding classes and class mail, upload pictures, the system administrator to delete the background, the operational merger classes, the system will automatically send e-mail users are notified.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001472s ]
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:0.105873s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001130s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001302s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001017s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003501s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000855s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004165s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.026941s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001856s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 299075 [ RunTime:0.011608s ]
