annotate db/migrate/048_allow_null_version_effective_date.rb @ 36:de76cd3e8c8e cc-branches

* Probably abortive experiments in extracting the branch from Hg
author Chris Cannam <chris.cannam@soundsoftware.ac.uk>
date Wed, 20 Oct 2010 10:07:29 +0100
parents 513646585e45
children
rev   line source
Chris@0 1 class AllowNullVersionEffectiveDate < ActiveRecord::Migration
Chris@0 2 def self.up
Chris@0 3 change_column :versions, :effective_date, :date, :default => nil, :null => true
Chris@0 4 end
Chris@0 5
Chris@0 6 def self.down
Chris@0 7 raise IrreversibleMigration
Chris@0 8 end
Chris@0 9 end