db/migrate/20170503004425_add_index_to_last_repository_updated_at_on_projects.rb


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class AddIndexToLastRepositoryUpdatedAtOnProjects < ActiveRecord::Migration[4.2]
  include Gitlab::Database::MigrationHelpers

  DOWNTIME = false

  disable_ddl_transaction!

  def up
    add_concurrent_index(:projects, :last_repository_updated_at)
  end

  def down
    remove_concurrent_index(:projects, :last_repository_updated_at) if index_exists?(:projects, :last_repository_updated_at)
  end
end