yesodweb/persistent — pull request #252 by MaxGabriel (2014-07-14 05:35:50+00:00)
Title: Prevent migrating migrating the schema for mysql numeric type

This prevents re-running migrations for Rationals

Felt wrong to hardcode the precision like this; mostly just basing this off of https://github.com/yesodweb/persistent/commit/b2abdfc5fe117da9e81680682a5179c4757448ff