java编写MD5加密生成例子，对于需要加入密码验证的程序绝对实用，可以进行直接拷贝使用。-prepared MD5 encryption generated example, the need for password verification procedures for the practical, direct copy.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.007149s ]
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:0.118464s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.018116s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001388s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001085s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003063s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000868s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004841s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016031s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001055s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 45694 [ RunTime:0.151132s ]
