Chris@909: class CreateProjectsTrackers < ActiveRecord::Migration
Chris@909:   def self.up
Chris@909:     create_table :projects_trackers, :id => false do |t|
Chris@909:       t.column :project_id, :integer, :default => 0, :null => false
Chris@909:       t.column :tracker_id, :integer, :default => 0, :null => false
Chris@909:     end
Chris@909:     add_index :projects_trackers, :project_id, :name => :projects_trackers_project_id
Chris@909: 
Chris@909:     # Associates all trackers to all projects (as it was before)
Chris@909:     tracker_ids = Tracker.find(:all).collect(&:id)
Chris@909:     Project.find(:all).each do |project|
Chris@909:       project.tracker_ids = tracker_ids
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   def self.down
Chris@909:     drop_table :projects_trackers
Chris@909:   end
Chris@909: end