code: func RandomIdentifier(prefix string) Identifier {
  	b := make([]byte, 16)
  	if _, err := io.ReadFull(rand.Reader, b); err != nil {
  		panic(err.Error()) // rand should never fail
  	}
  	return Identifier(fmt.Sprintf("%s%x", prefix, b))
  }
docs: // RandomIdentifier returns a random Identifier prefixed by the prefix parameter.
  // This function is used to generate database objects with random names for test and example code.