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view db/migrate/20091017213027_add_missing_indexes_to_comments.rb @ 1556:81dd71991dc1 feature_1136

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hg-hash option does not appear reliable ("Not updating refs/notes/hg (new tip XXX does not contain YYY")
author Chris Cannam
date Wed, 13 Jan 2016 13:33:03 +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