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path: root/db/migrate/20180514140000_revert_index_change_on_statuses_for_api_v1_accounts_account_id_statuses.rb
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# frozen_string_literal: true

class RevertIndexChangeOnStatusesForApiV1AccountsAccountIdStatuses < ActiveRecord::Migration[5.1]
  disable_ddl_transaction!

  def change
    safety_assured do
      add_index :statuses, [:account_id, :id, :visibility, :updated_at], order: { id: :desc }, algorithm: :concurrently, name: :index_statuses_20180106
    end

    remove_index :statuses, column: [:account_id, :id, :visibility], where: 'visibility IN (0, 1, 2)', algorithm: :concurrently
    remove_index :statuses, column: [:account_id, :id], where: 'visibility = 3', algorithm: :concurrently
  end
end