travis-ci/travis-ci.github.com — pull request #326 by tkoomzaaskz (2013-08-25 21:38:47+00:00)
Title: important MySQL note added: GRANT statement is not supported

I ran into the same problem as a guy that has described it in March 2013:
http://blogs.law.harvard.edu/acts/2013/03/21/getting-travis-ci-to-work-with-a-php-project/
GRANT statement is not supported yet and I guess many users would appreciate such information in the official docs.