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commit 01e6798049a0251cdf3e5205693d797177c06a79
Author: seawinde <149132972+seawi...@users.noreply.github.com>
AuthorDate: Thu Feb 29 16:39:30 2024 +0800
[fix](Neredis) Fix npe when plan node doesn't have expressions in
materialized view (#31579)
---
.../doris/nereids/jobs/joinorder/hypergraph/node/StructInfoNode.java | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/nereids/jobs/joinorder/hypergraph/node/StructInfoNode.java
b/fe/fe-core/src/main/java/org/apache/doris/nereids/jobs/joinorder/hypergraph/node/StructInfoNode.java
index 93e13e59da5..28f1ed405e8 100644
---
a/fe/fe-core/src/main/java/org/apache/doris/nereids/jobs/joinorder/hypergraph/node/StructInfoNode.java
+++
b/fe/fe-core/src/main/java/org/apache/doris/nereids/jobs/joinorder/hypergraph/node/StructInfoNode.java
@@ -114,7 +114,7 @@ public class StructInfoNode extends AbstractNode {
* get all expressions of nodes
*/
public @Nullable List<Expression> getExpressions() {
- return expressions.stream()
+ return expressions == null ? null : expressions.stream()
.flatMap(Collection::stream)
.collect(Collectors.toList());
}
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