gistfile1.txt

class DropEventsTable < ActiveRecord::Migration
  def up
    create_table :meetups_planners, :id => false do |t|
      t.references :meetup, :null => false
      t.references :planner, :null => false
    end
    
    add_index(:meetups_planners, [:meetup_id, :planner_id], :unique => true)
  end

  def down
    execute "ALTER TABLE events DROP FOREIGN KEY fk_products_categories"
    drop_table :events
  end
end