rails--rails/activerecord/test/fixtures/db_definitions/schema.rb

ActiveRecord::Schema.define do

  create_table :taggings, :force => true do |t|
    t.column :tag_id, :integer
    t.column :super_tag_id, :integer
    t.column :taggable_type, :string
    t.column :taggable_id, :integer
  end

  create_table :tags, :force => true do |t|
    t.column :name, :string
    t.column :taggings_count, :integer, :default => 0
  end

  create_table :categorizations, :force => true do |t|
    t.column :category_id, :integer
    t.column :post_id, :integer
    t.column :author_id, :integer
  end

  add_column :posts, :taggings_count, :integer, :default => 0
  add_column :authors, :author_address_id, :integer

  create_table :author_addresses, :force => true do |t|
    t.column :author_address_id, :integer
  end

end