view db/migrate/048_allow_null_version_effective_date.rb @ 1017:63f8c4f2cf67 bibplugin_bibtex_display

Shows the publication list as IEEE formatted entries; Adds 2 links, one for the publication details and another for to show the publication details as bibtex.

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