![RailsCasts (Mobile) show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/035/010/small/railscasts-mobile.jpg)
Summary: Migrations now have a timestamp as their version number in Rails 2.1. In this episode I will explain this change as well as show you some other cool additions.
Summary: Migrations now have a timestamp as their version number in Rails 2.1. In this episode I will explain this change as well as show you some other cool additions.