一个经典的DSP实验程序，通过此指令实验的学习，可以更好的掌握DSP编程。-A classic experimental procedures for the DSP, the passage of this directive experimental learning, can better grasp of DSP programming.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001234s ]
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:0.088938s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001148s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002010s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001157s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003650s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000984s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003269s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014953s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001410s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 103526 [ RunTime:0.001625s ]
