Documentation IndexFetch the complete documentation index at: /llms.txtUse this file to discover all available pages before exploring further.
Fetch the complete documentation index at: /llms.txt
Use this file to discover all available pages before exploring further.
ClickHouse launches Claude-powered Agents and House Mates partner program at Open House 2026 Read more →
Kahan 보정 합산 알고리즘을 사용해 숫자의 합계를 계산합니다
sum
sumKahan(x)
x
Integer
Float
Decimal
(U)Int*
Float*
SELECT sum(0.1), sumKahan(0.1) FROM numbers(10);
┌───────────sum(0.1)─┬─sumKahan(0.1)─┐ │ 0.9999999999999999 │ 1 │ └────────────────────┴───────────────┘
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