xxhash64 function
Applies to: 
Databricks SQL Databricks Runtime
Returns a 64-bit hash value of the arguments.
Syntax
xxhash64(expr1 [, ...] )
Arguments
exprN: An expression of any type.
Returns
A BIGINT.
Examples
SQL
> SELECT xxhash64('Spark', array(123), 2);
5602566077635097486