houdini/db/migrate/20180202181929_remove_unused_metadata.rb

# License: AGPL-3.0-or-later WITH Web-Template-Output-Additional-Permission-3.0-or-later
class RemoveUnusedMetadata < ActiveRecord::Migration

  TABLES = [
      :campaign_gift_options,
      :campaign_gifts,
      :campaigns,
      :cards,
      :charges,
      :custom_field_masters,
      :custom_field_joins,
      :disputes,
      :donations,
      :events,
      :imports,
      :nonprofits,
      :offsite_payments,
      :payments,
      :payment_payouts,
      :payouts,
      :profiles,
      :recurring_donations,
      :refunds,
      :roles,
      :supporter_emails,
      :supporter_notes,
      :supporters,
      :tag_joins,
      :tag_masters,
      :ticket_levels,
      :tickets,
      :users
  ]
  FIELDS= [:id, :metadata ]

  def up
    TABLES.each{|table|
      remove_column table, :metadata
    }
  end

  def down
    TABLES.each{|table|
      add_column table, :metadata, :text
    }

  end
end