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view db/migrate/20091017214406_add_missing_indexes_to_attachments.rb @ 580:22262ff56e84 feature_36

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Merge from 579:c8552c08687f
author luisf <luis.figueira@eecs.qmul.ac.uk>
date Wed, 10 Aug 2011 16:20:40 +0100
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