view db/migrate/20090704172355_create_groups_users.rb @ 671:9fabf0da3b09 live

Select only the columns named in the GROUP BY clause, fixing #289

class CreateGroupsUsers < ActiveRecord::Migration
  def self.up
    create_table :groups_users, :id => false do |t|
      t.column :group_id, :integer, :null => false
      t.column :user_id, :integer, :null => false
    end
    add_index :groups_users, [:group_id, :user_id], :unique => true, :name => :groups_users_ids
  end

  def self.down
    drop_table :groups_users
  end
end