class AddRandomSlugToReports < ActiveRecord::Migration
  def self.up
    change_table :reports do |t|
      t.string :slug
      t.index :slug
    end
    Report.reset_column_information
    Report.all.each do |report|
      report.generate_slug!
      report.save
    end
  end

  def self.down
    change_table :reports do |t|
      t.remove :slug
      t.remove_index :slug
    end
  end
end