这是凌阳单片机PPT教案，如有学凌阳的，可以下来看看，个人感觉挺不错的！-This is a single-chip Sunplus PPT lesson plans, if any school Sunplus can look down, personal feeling pretty good!
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001928s ]
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:0.088619s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002181s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001911s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002180s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003677s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001943s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003311s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015265s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002460s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 139265 [ RunTime:0.001124s ]
