uuid function
Applies to: 
Databricks SQL Databricks Runtime
Returns an universally unique identifier (UUID) string.
Syntax
uuid()
Arguments
The function takes no argument.
Returns
A STRING formatted as a canonical UUID 36-character string.
The function is non-deterministic.
Examples
> SELECT uuid();
46707d92-02f4-4817-8116-a4c3b23e6266