Dropthings是一款完全开源的Portal网站，从网上可以下到它的源码，作者为这个网站还专门写了一本书《ASP.NET 3.5构建Web 2.0门户网站》，网站用了很多新的开发技术和很多非常好的开发技巧，对它进行研究可以说受益匪浅。它的数据库访问层用的是Linq to Sql，业务逻辑层则是把类用partial整合成了一个类，业务逻辑层只管访问数据层的接口，其它都交给了Munq。
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.003324s ]
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:0.134979s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002719s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002026s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002248s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003665s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002044s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003221s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.018397s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003070s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 71847 [ RunTime:0.001223s ]
