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[fix](nereids)check functionBuilders is not null before using it (#38535)

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## Proposed changes

pick from master https://github.com/apache/doris/pull/38457

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This commit is contained in:
starocean999
2024-07-31 11:00:39 +08:00
committed by GitHub
parent 94111da2a9
commit 9e696d72f1
3 changed files with 53 additions and 3 deletions
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8
fe/fe-core/src/main/java/org/apache/doris/catalog/FunctionRegistry.java
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@ -90,9 +90,11 @@ public class FunctionRegistry {
Class<?> aggClass = org.apache.doris.nereids.trees.expressions.functions.agg.AggregateFunction.class;
if (StringUtils.isEmpty(dbName)) {
List<FunctionBuilder> functionBuilders = name2BuiltinBuilders.get(name);
for (FunctionBuilder functionBuilder : functionBuilders) {
if (aggClass.isAssignableFrom(functionBuilder.functionClass())) {
return true;
if (functionBuilders != null) {
for (FunctionBuilder functionBuilder : functionBuilders) {
if (aggClass.isAssignableFrom(functionBuilder.functionClass())) {
return true;
}
}
}
}