code: func (d DataType) String() string {
  	switch d {
  	case Float:
  		return "float"
  	case Integer:
  		return "integer"
  	case Unsigned:
  		return "unsigned"
  	case String:
  		return "string"
  	case Boolean:
  		return "boolean"
  	case Time:
  		return "time"
  	case Duration:
  		return "duration"
  	case Tag:
  		return "tag"
  	case AnyField:
  		return "field"
  	}
  	return "unknown"
  }
docs: // String returns the human-readable string representation of the DataType.