class CreateSimpleCaptchaData < ActiveRecord::Migration
  def self.up
    create_table :simple_captcha_data do |t|
      t.string :key, limit: 40
      t.string :value, limit: 6
      t.timestamps
    end

    add_index :simple_captcha_data, :key, name: "idx_key"
  end

  def self.down
    drop_table :simple_captcha_data
  end
end