class CreateVideoFileLangs < ActiveRecord::Migration def change create_table :video_file_langs do |t| t.string :title t.text :description t.string :slug t.references :video_file, index: true t.integer :lang_site_id t.timestamps null: false end add_foreign_key :video_file_langs, :video_files VideoFile.all.each do |vf| vf.video_file_langs << VideoFileLang.new(:title => vf.title, :description => vf.description, :slug => vf.slug, :lang_site_id => 1) vf.video_file_langs << VideoFileLang.new(:title => vf.title, :slug => vf.slug, :lang_site_id => 2) vf.save end end end