合众达开发的2812板的测试历程
（不好意思刚才的说明错了，这个才是以太网测试程序，刚才的是CAN总线程序）-America to the development of the 2812 board test process (Note sorry just wrong. This is the Ethernet testing procedures, is the process of CAN)
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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:0.092095s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002336s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002135s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003675s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002216s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014790s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002566s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 135645 [ RunTime:0.001281s ]
