Describe the bug
For a column with Decimal(10,0) type ordered by a hash function, the SummingMerge value gives a different result if I had another value in the table. I am not sure if this is expected or not.

How to reproduce
Run:
https://fiddle.clickhouse.com/2b42fa45-20d7-4cda-b7f6-90dc659d52ae