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annotate db/migrate/048_allow_null_version_effective_date.rb @ 121:5abca4493163 cannam

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* Use SoundSoftware logo for Home link
author Chris Cannam <chris.cannam@soundsoftware.ac.uk>
date Mon, 17 Jan 2011 13:37:10 +0000
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