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The following commit(s) were added to refs/heads/master by this push:
new f025cbd79c5 [opt](sum0) update sum0 comments (#64669)
f025cbd79c5 is described below
commit f025cbd79c5f06d1bd63d12e49f305c998c41ec3
Author: minghong <[email protected]>
AuthorDate: Tue Jun 23 11:13:51 2026 +0800
[opt](sum0) update sum0 comments (#64669)
### What problem does this PR solve?
the original description of sum0 is hard to understand. adjust the comments
---
.../org/apache/doris/nereids/trees/expressions/functions/agg/Sum0.java | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/agg/Sum0.java
b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/agg/Sum0.java
index c2514426226..2bf5f9e2fa3 100644
---
a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/agg/Sum0.java
+++
b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/agg/Sum0.java
@@ -53,7 +53,7 @@ import java.util.List;
/**
* AggregateFunction 'sum0'. sum0 returns the sum of the values which go into
it like sum.
- * It differs in that when no non null values are applied zero is returned
instead of null.
+ * when all input values are null, it returns zero instead of null.
*/
public class Sum0 extends NotNullableAggregateFunction
implements UnaryExpression, ExplicitlyCastableSignature,
ComputePrecisionForSum,
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