Category Archives: Ruby on Rails

How to Install Mysql2 Ruby Gem on Windows

If you are getting an error like the following, when running ‘bundle install’ or ‘gem install mysql2′ on Rails 3:

gem install mysql2
ERROR: Error installing mysql2:
The ‘mysql2′ native gem requires installed build tools.

Please update your PATH to include build tools or download the DevKit
from ‘’ and follow the instructions
at ‘’

Then read on.

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