view db/migrate/20100313171051_add_index_on_issues_nested_set.rb @ 700:c7306033ba7a feature_36

Merge from 699:bd88afe21831
author luisf <luis.figueira@eecs.qmul.ac.uk>
date Mon, 19 Sep 2011 16:44:43 +0100
parents 513646585e45
children
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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