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view db/migrate/20091017213027_add_missing_indexes_to_comments.rb @ 751:7bf2d69e9aeb feature_14

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dev commit: project tag link helper function
author luisf <luis.figueira@eecs.qmul.ac.uk>
date Thu, 10 Nov 2011 11:14:52 +0000
parents 513646585e45
children
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class AddMissingIndexesToComments < ActiveRecord::Migration
  def self.up
    add_index :comments, [:commented_id, :commented_type]
    add_index :comments, :author_id
  end

  def self.down
    remove_index :comments, :column => [:commented_id, :commented_type]
    remove_index :comments, :author_id
  end
end