Contents

class AddReferences < ActiveRecord::Migration
  def up
    add_foreign_key(:books, :users, :column => 'user_id')
  end

  def down
    change_table :books do |t|
      t.remove_foreign_key :users
    end
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
rails3_pg_deferred_constraints-0.1.0	test/dummy/db/migrate/20110909072642_add_references.rb
rails3_pg_deferred_constraints-0.0.4	test/dummy/db/migrate/20110909072642_add_references.rb
rails3_pg_deferred_constraints-0.0.3	test/dummy/db/migrate/20110909072642_add_references.rb
rails3_pg_deferred_constraints-0.0.2	test/dummy/db/migrate/20110909072642_add_references.rb