SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function sipHash64Keyed (children 1)
     ExpressionList (children 1)
      Function tuple (children 1)
       ExpressionList (children 2)
        Literal UInt64_1111111111111111111
        Function toUInt64 (children 1)
         ExpressionList (children 1)
          Literal UInt64_222222222222223
   ExpressionList (children 1)
    Function toUInt64 (children 1)
     ExpressionList (children 1)
      Literal UInt64_222222222222223
