class Init < ActiveRecord::Migration def up create_table :people do |t| t.string :first_name t.string :last_name t.string :phone t.string :email t.boolean :admin t.boolean :staff end create_table :parenthoods do |t| t.integer :person_id t.integer :child_id end create_table :children do |t| t.string :first_name t.string :last_name end add_index :people, :phone add_index :parenthoods, [:person_id, :child_id], name: 'parentship' end end