discourse/db/migrate/20140728120708_fix_index_on_post_action.rb

# frozen_string_literal: true

class FixIndexOnPostAction < 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 deleted_at targets_topic],
              name: "idx_unique_actions",
              unique: true
  end
end