view db/migrate/048_allow_null_version_effective_date.rb @ 849:7018aa84e3a8 feature_36

Close obsolete branch feature_36
author Chris Cannam
date Sat, 24 Sep 2011 18:15:01 +0100
parents 513646585e45
children
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class AllowNullVersionEffectiveDate < ActiveRecord::Migration
  def self.up
    change_column :versions, :effective_date, :date, :default => nil, :null => true
  end

  def self.down
    raise IrreversibleMigration
  end
end