SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function sipHash64Keyed (children 1)
     ExpressionList (children 2)
      Function tuple (children 1)
       ExpressionList (children 2)
        Function toUInt64 (children 1)
         ExpressionList (children 1)
          Literal UInt64_9223372036854775806
        Function CAST (children 1)
         ExpressionList (children 2)
          Literal \'9223372036854775808\'
          Literal \'UInt64\'
      Function char (children 1)
       ExpressionList (children 1)
        Literal UInt64_2
   ExpressionList (children 1)
    Function toUInt64 (children 1)
     ExpressionList (children 1)
      Literal UInt64_9223372036854775806