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view db/migrate/048_allow_null_version_effective_date.rb @ 869:a8d3211a6379 feature_121

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Close obsolete branch feature_121
author Chris Cannam
date Tue, 05 Apr 2011 10:28:08 +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