这是本人在完成邮件发送系统中用JavaMail发送需要认证邮件的原代码，有实际应用价值。-This is the completion of my mail delivery system using JavaMail need to send certified mail of the original code, the practical application value.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001214s ]
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:0.101175s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001077s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001120s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001008s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003006s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000913s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003548s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016154s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.000994s ]
UPDATE `jrk_articles` SET `hits` = 3 WHERE `id` = 42966 [ RunTime:0.014484s ]
