rails_galm/db/migrate/20090310055631_add_employee_details_to_person.rb

class AddEmployeeDetailsToPerson < ActiveRecord::Migration
  def self.up
    add_column :people, :type, :string
    add_column :people, :number, :string
    add_column :people, :ssn, :string
    add_column :people, :dob, :date
    add_column :people, :hired, :date
    add_column :people, :tax_status, :string
    add_column :people, :dependents, :integer, :default => 0
    add_column :people, :payrate, :decimal, :precision => 4, :scale => 2, :default => 0.25
  end

  def self.down
    remove_column :people, :payrate
    remove_column :people, :dependents
    remove_column :people, :tax_status
    remove_column :people, :hired
    remove_column :people, :dob
    remove_column :people, :ssn
    remove_column :people, :number
    remove_column :people, :type
  end
end