keil c51实用技巧，包括对51单片机的详细解说与源码的实例-keil c51 practical skills, including 51 single-chip microcomputer with a detailed explanation of the source code examples
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001209s ]
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:0.084308s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001139s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001821s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001153s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003579s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000956s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003112s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014088s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001157s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 205852 [ RunTime:0.001261s ]
