[转]我的微软开源CMS-Orchard源码阅读之Orchard Data Migrations

http://lu.9efish.com/blog/%E6%88%91%E7%9A%84%E5%BE%AE%E8%BD%AF%E5%BC%80%E6%BA%90cms-orchard%E6%BA%90%E7%A0%81%E9%98%85%E8%AF%BB%E4%B9%8Borchard-data-migrations