create table, column

  def self.up
    create_table :mugshots do |t|
      t.column :user_id, :integer
      t.column :created_at, :datetime
      t.column :parent_id,  :integer
      t.column :content_type, :string
      t.column :filename, :string
      t.column :thumbnail, :string
      t.column :size, :integer
      t.column :width, :integer
      t.column :height, :integer
    end
  end

CREATE TABLE `mugshots` (`id` int(11) DEFAULT NULL auto_increment 
PRIMARY KEY, `user_id` int(11) DEFAULT NULL NULL, `created_at` 
datetime DEFAULT NULL NULL, `parent_id` int(11) DEFAULT NULL NULL, 
`content_type` varchar(255) DEFAULT NULL NULL, `filename` 
varchar(255) DEFAULT NULL NULL, `thumbnail` varchar(255) DEFAULT 
NULL NULL, `size` int(11) DEFAULT NULL NULL, `width` int(11) DEFAULT
 NULL NULL, `height` int(11) DEFAULT NULL NULL) ENGINE=InnoDB