You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: 20131006193238_update_aliased_implication_consequents.rb
    path of file: ./repos/danbooru/db/migrate
    
    the code of the file until where you have to start completion: class UpdateAliasedImplicationConsequents < ActiveRecord::Migration[4.2]
  def change
    
    
  def change
    execute "set statement_timeout = 0"
    TagImplication.find_each do |ti|
      ta = TagAlias.where("antecedent_name = ? AND status != ?", ti.consequent_name, "pending").first
      if ta
        ti.consequent_name = ta.consequent_name
        ti.save
        ta.update_posts
      end
    end