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https://issues.apache.org/jira/browse/CALCITE-6283?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Mihai Budiu resolved CALCITE-6283.
----------------------------------
Resolution: Fixed
Fixed in
https://github.com/apache/calcite/commit/90beb01b0713a010167aeb2c810ffebccf3aa3e1
> Function ARRAY_APPEND with a NULL array argument crashes with
> NullPointerException
> ----------------------------------------------------------------------------------
>
> Key: CALCITE-6283
> URL: https://issues.apache.org/jira/browse/CALCITE-6283
> Project: Calcite
> Issue Type: Bug
> Components: core
> Affects Versions: 1.36.0
> Reporter: Mihai Budiu
> Assignee: Mihai Budiu
> Priority: Minor
> Labels: pull-request-available
> Fix For: 1.37.0
>
>
> The following test added to SqlOperatorTest:
> {code:java}
> f.checkNull("array_append(null, 2)");
> {code}
> causes Calcite to crash with the following stack trace:
> {code}
> java.lang.NullPointerException: componentType is null for NULL
> at java.base/java.util.Objects.requireNonNull(Objects.java:347)
> at
> org.apache.calcite.sql.type.NonNullableAccessors.getComponentTypeOrThrow(NonNullableAccessors.java:52)
> at
> org.apache.calcite.sql.type.ArrayElementOperandTypeChecker.checkOperandTypes(ArrayElementOperandTypeChecker.java:49)
> at
> org.apache.calcite.sql.SqlOperator.checkOperandTypes(SqlOperator.java:761)
> at
> org.apache.calcite.sql.SqlOperator.validateOperands(SqlOperator.java:498)
> at org.apache.calcite.sql.SqlFunction.deriveType(SqlFunction.java:347)
> at org.apache.calcite.sql.SqlFunction.deriveType(SqlFunction.java:231)
> {code}
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