20091017212644_add_missing_indexes_to_messages.rb 270 Bytes
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class AddMissingIndexesToMessages < ActiveRecord::Migration[4.2]
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  def self.up
    add_index :messages, :last_reply_id
    add_index :messages, :author_id
  end

  def self.down
    remove_index :messages, :last_reply_id
    remove_index :messages, :author_id
  end
end