path: root/db/migrate/20160808085602_add_index_for_build_token.rb

class AddIndexForBuildToken < ActiveRecord::Migration
  include Gitlab::Database::MigrationHelpers

  # Set this constant to true if this migration requires downtime.
  DOWNTIME = false

  disable_ddl_transaction!

  def change
    add_concurrent_index :ci_builds, :token, unique: true
  end
end