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https://issues.apache.org/jira/browse/IGNITE-26254?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aleksey Plekhanov resolved IGNITE-26254.
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Fix Version/s: 2.18
Release Note: SQL: Fixed primitive column descriptor problem with alias on
key or val field
Resolution: Fixed
[~mmdavydov], looks good to me. Merged to master. Thanks for the contribution!
> Fix CacheColumnDescriptor for QueryEntity with java.sql.Date
> ------------------------------------------------------------
>
> Key: IGNITE-26254
> URL: https://issues.apache.org/jira/browse/IGNITE-26254
> Project: Ignite
> Issue Type: Bug
> Reporter: Maksim Davydov
> Assignee: Maksim Davydov
> Priority: Major
> Labels: ise
> Fix For: 2.18
>
> Attachments: SqlDateCacheTest.java
>
> Time Spent: 1h
> Remaining Estimate: 0h
>
> When creating a cache with a `QueryEntity` that uses `java.sql.Date` as a
> value field type, Ignite fails to start the cache due to a
> `NullPointerException` inside schema management.
> This happens both with Calcite and H2 query engines.
> {code}
> [2025-08-20T18:47:57,531][WARN
> ][exchange-worker-#57%cache.SqlDateCacheTest0%][GridQueryProcessor] Some
> classes in query configuration cannot be written in binary format because
> they either implement Externalizable interface or have writeObject/readObject
> methods. Instances of these classes will be deserialized in order to build
> indexes. Please ensure that all nodes have these classes in classpath. To
> enable binary serialization either implement Binarylizable interface or set
> explicit serializer using BinaryTypeConfiguration.setSerializer() method:
> [class java.sql.Date]
> [2025-08-20T18:47:57,535][WARN
> ][exchange-worker-#57%cache.SqlDateCacheTest0%][SchemaManager$CompoundSchemaChangeListener]
> Failed to notify listener (will ignore): Cannot invoke
> "org.apache.ignite.internal.processors.query.calcite.schema.CacheColumnDescriptor.fieldIndex()"
> because the return value of "java.util.Map.get(Object)" is null
> java.lang.NullPointerException: Cannot invoke
> "org.apache.ignite.internal.processors.query.calcite.schema.CacheColumnDescriptor.fieldIndex()"
> because the return value of "java.util.Map.get(Object)" is null
> at
> org.apache.ignite.internal.processors.query.calcite.schema.CacheTableDescriptorImpl.<init>(CacheTableDescriptorImpl.java:186)
> ~[classes/:?]
> {code}
> The issue lies in `QueryUtils#buildProperty()`, where `KeyOrValProperty` is
> instantiated without considering column aliases.
> Reproducer: [^SqlDateCacheTest.java]
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