instiki/vendor/rails/activerecord/test/schema/mysql_specific_schema.rb

ActiveRecord::Schema.define do
  create_table :binary_fields, :force => true, :options => 'CHARACTER SET latin1' do |t|
    t.binary :tiny_blob,   :limit => 255
    t.binary :normal_blob, :limit => 65535
    t.binary :medium_blob, :limit => 16777215
    t.binary :long_blob,   :limit => 2147483647
    t.text   :tiny_text,   :limit => 255
    t.text   :normal_text, :limit => 65535
    t.text   :medium_text, :limit => 16777215
    t.text   :long_text,   :limit => 2147483647
  end
end