Scalar FunctionsType Functionsnew_guidCopy MarkdownReturns a random GUID string.SyntaxCopy Anchor Link Copy Textnew_guid() Returns: string ExamplesCopy Anchor Link Example 1Copy Anchor Link Copy Textprint length = strlen(new_guid()) length (long)36isoteltypeReturns true for rows of the given OpenTelemetry signal type - "span", "log" or "metric".toboolConvert the input to a boolean.