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view db/migrate/20100313171051_add_index_on_issues_nested_set.rb @ 0:513646585e45

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* Import Redmine trunk SVN rev 3859
author Chris Cannam
date Fri, 23 Jul 2010 15:52:44 +0100
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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