# File lib/merb-cache/cache-store/database-activerecord.rb, line 6
    def self.up
      create_table (Merb::Controller._cache.config[:table_name]), :primary_key => :ckey do |t|
        t.column    :ckey, :string
        t.column    :data, :text
        t.datetime  :expire, :default => nil
      end
    end