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[hotfix][table] Fix incorrect error message of RootArgumentTypeStrategy #27322

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Merged
snuyanzin merged 1 commit into from
Dec 17, 2025
Merged

[hotfix][table] Fix incorrect error message of RootArgumentTypeStrategy #27322

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2 changes: 1 addition & 1 deletion ...main/java/org/apache/flink/table/types/inference/strategies/RootArgumentTypeStrategy.java
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Original file line number Diff line number Diff line change
Expand Up @@ -61,7 +61,7 @@ public Optional<DataType> inferArgumentType(
if (Objects.equals(expectedNullability, Boolean.FALSE) && actualType.isNullable()) {
return callContext.fail(
throwOnFailure,
"Unsupported argument type. Expected nullable type of root '%s' but actual type was '%s'.",
"Unsupported argument type. Expected NOT NULL type of root '%s' but actual type was '%s'.",
expectedRoot,
actualType);
}
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2 changes: 1 addition & 1 deletion ...-common/src/test/java/org/apache/flink/table/types/inference/InputTypeStrategiesTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -543,7 +543,7 @@ ANY, explicit(DataTypes.INT())
.calledWithArgumentTypes(DataTypes.VARCHAR(5))
.expectSignature("f(<VARCHAR NOT NULL>)")
.expectErrorMessage(
"Unsupported argument type. Expected nullable type of root 'VARCHAR' but actual type was 'VARCHAR(5)'."),
"Unsupported argument type. Expected NOT NULL type of root 'VARCHAR' but actual type was 'VARCHAR(5)'."),
TestSpec.forStrategy(
"Logical type family instead of concrete data types",
sequence(
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