# frozen_string_literal: true class FixPostActionsIndexAgain < ActiveRecord::Migration[4.2] def change remove_index "post_actions", name: "idx_unique_actions" add_index "post_actions", %w[user_id post_action_type_id post_id targets_topic], name: "idx_unique_actions", unique: true, where: "deleted_at IS NULL AND disagreed_at IS NULL AND deferred_at IS NULL" end end