# File lib/heroku/commands/db.rb, line 84
    def uri_hash_to_url(uri)
      uri_parts = {
        :scheme   => uri['scheme'],
        :userinfo => userinfo_from_uri(uri),
        :password => uri['password'],
        :host     => uri['host'] || '127.0.0.1',
        :port     => uri['port'],
        :path     => "/%s" % uri['path'],
        :query    => uri['query'],
      }

      URI::Generic.build(uri_parts).to_s
    end