SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function hex (children 1)
     ExpressionList (children 1)
      Function UUIDStringToNum (children 1)
       ExpressionList (children 1)
        Function materialize (children 1)
         ExpressionList (children 1)
          Literal \'01234567-89ab-cdef-0123-456789abcdef\'
