一款单片机开发板的资料，对于想设计开发板的人有知道作用，看看别人怎么做到的。-new microcontroller development board information for the design and development board would have to know the role and see how others do.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001375s ]
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:0.069460s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000967s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001191s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000930s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003077s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000980s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004586s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.021078s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001430s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 206030 [ RunTime:0.018669s ]
