view db/migrate/20100313171051_add_index_on_issues_nested_set.rb @ 657:a4775b8e352f feature_36

Merge from 655:1ee95265342f
author luisf <luis.figueira@eecs.qmul.ac.uk>
date Fri, 09 Sep 2011 14:55:14 +0100
parents 513646585e45
children
line wrap: on
line source
class AddIndexOnIssuesNestedSet < ActiveRecord::Migration
  def self.up
    add_index :issues, [:root_id, :lft, :rgt]
  end

  def self.down
    remove_index :issues, [:root_id, :lft, :rgt]
  end
end