SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function dateTimeToSnowflakeID (children 1)
     ExpressionList (children 3)
      Function now (children 1)
       ExpressionList
      Literal UInt64_42
      Literal \'too_many_args\'