将数据库中的制定信息查询出来，并封装成相应对象（将其存储到javabean当中）。-In the development of the database information out and packaged as the corresponding object (JavaBean to store them).
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001808s ]
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:0.125544s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001781s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002661s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001827s ]
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:0.001568s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005849s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.022757s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002215s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 46041 [ RunTime:0.001829s ]
