view db/migrate/048_allow_null_version_effective_date.rb @ 130:db0caa9f0ff4 cannam-pre-20110113-merge

Make project descriptions briefer on the projects list, and ensure that images &c are removed from them

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