完全用C语言编写的C51单片机多任务操作系统,任务调度基于主动放弃,特别适合STC单片机.-Entirely in C language C51 single-chip multi-tasking operating systems, task scheduling based on the initiative in giving up, and are particularly suited Singlechip STC.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001289s ]
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:0.089195s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001014s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001177s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003293s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001067s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004687s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.021798s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001275s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 190838 [ RunTime:0.015339s ]
