ddk的中文文档，比看e文的好懂多了。这个文档有点老，但是基本原理还是有效的-DDK Chinese documents, e than watching a good text to understand more. This document a bit old, but still the basic principles of effective
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001397s ]
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:0.116719s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000842s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001109s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000894s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003094s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000776s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003720s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014495s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001098s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 291609 [ RunTime:0.015812s ]
