view db/migrate/20091017214406_add_missing_indexes_to_attachments.rb @ 280:d242e28efb23 luisf

merge from feature_72
author luisf <luis.figueira@eecs.qmul.ac.uk>
date Tue, 22 Mar 2011 14:14:45 +0000
parents 513646585e45
children
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class AddMissingIndexesToAttachments < ActiveRecord::Migration
  def self.up
    add_index :attachments, [:container_id, :container_type]
    add_index :attachments, :author_id
  end

  def self.down
    remove_index :attachments, :column => [:container_id, :container_type]
    remove_index :attachments, :author_id
  end
end