rubytaiwan/ruby-taiwan — pull request #90 by chitsaou (2012-02-17 07:52:57+00:00)
Title: Let's say goodbye to MongoDB

and say hi to ActiveRecord + MySQL again.

1. add your `database.yml`
2. type

```
rake db:migrate
rake transfer
```

After that you can merge [chitsaou/ruby-taiwan@remove-mongoid](https://github.com/chitsaou/ruby-taiwan/tree/remove-mongoid) to remove all Mongoid things (not finished yet)