db/migrate/20160615142710_add_index_on_requested_at_to_members.rb


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

  DOWNTIME = false

  disable_ddl_transaction!

  def up
    add_concurrent_index :members, :requested_at
  end

  def down
    remove_index :members, :requested_at if index_exists? :members, :requested_at
  end
end