class AddCategories < ActiveRecord::Migration
  def self.up
    create_table :categories do |t|
      t.column :name, :string
      t.column :jobs_count, :integer
    end
    Category.reset_column_information

    ['Technical', 'Design', 'Test', 'Sysadmin'].each do |catname|
      c = Category.new
      c.name = catname
      c.save
    end
    add_column :jobs, :category_id, :integer
  end

  def self.down
    drop_table :categories
    remove_column :jobs, :category_id
  end
end