GPRS网络连接实现，包括接入点查询，进行连接及连接状态查询等等，比较完善的类封装。-GPRS network link to achieve, including the access point query, connect and the connection status inquiries, etc., a fairly complete package category.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001817s ]
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:0.098804s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001174s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001401s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001144s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003432s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001076s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004035s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.022057s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001450s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 155312 [ RunTime:0.015790s ]
