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path: root/db/migrate/20170914032032_default_existing_mutes_to_hiding_notifications.rb
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class DefaultExistingMutesToHidingNotifications < ActiveRecord::Migration[5.1]
  def up
    change_column_default :mutes, :hide_notifications, from: false, to: true

    # Unfortunately if this is applied sometime after the one to add the table we lose some data, so this is irreversible.
    Mute.update_all(hide_notifications: true)
  end
end