程序的规划，从开始到结束都有比较详尽的解说，对初学者到比较成熟有帮助-Program planning, from start to finish has a more detailed explanation, to be helpful for beginners to the more mature
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001159s ]
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:0.064270s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000952s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001019s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000891s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003042s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000865s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003459s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015773s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001385s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 163600 [ RunTime:0.019616s ]
