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view db/migrate/20100313171051_add_index_on_issues_nested_set.rb @ 143:0460c75392bc luisf

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development commit: terms and conditions
author luisf
date Fri, 21 Jan 2011 14:31:29 +0000
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