Sourced from org.hibernate.orm:hibernate-core's releases.

Hibernate ORM 6.6.24.Final released

Today, we published a new release of Hibernate ORM 6.6: 6.6.24.Final.

You can find the full list of 6.6.24.Final changes here.

What's new

This release introduces a few minor improvements as well as bug fixes.

Conclusion

For additional details, see:

• the release page
• the Migration Guide
• the Introduction Guide
• the User Guide

See also the following resources related to supported APIs:

• the compatibility policy
• the incubating API report (@Incubating)
• the deprecated API report (@Deprecated + @Remove)
• the internal API report (internal packages, @Internal)

Visit the website for details on getting in touch with us.

Hibernate ORM 6.6.23.Final released

Today, we published a new release of Hibernate ORM 6.6: 6.6.23.Final.

You can find the full list of 6.6.23.Final changes here.

What's new

This release introduces a few minor improvements as well as bug fixes.

Conclusion

For additional details, see:

• the release page
• the Migration Guide
• the Introduction Guide
• the User Guide

See also the following resources related to supported APIs:

• the compatibility policy

... (truncated)

Sourced from org.hibernate.orm:hibernate-core's changelog.

Changes in 6.6.24.Final (August 03, 2025)

https://hibernate.atlassian.net/projects/HHH/versions/34495

** Bug * [HHH-19675] - JdbcTypeRegistry#hasRegisteredDescriptor should account for constructed types * [HHH-19657] - OffsetDateTime in an array is handled incorrectly with setting hibernate.type.java_time_use_direct_jdbc=true * [HHH-19655] - Connection leak with PhysicalConnectionHandlingMode.IMMEDIATE_ACQUISITION_AND_HOLD * [HHH-19651] - DB2 for i detection not working reliably * [HHH-19585] - Object relationship mapping issues | java.lang.NullPointerException: Cannot invoke "java.lang.Comparable.compareTo(Object)" because "one" is null * [HHH-19579] - Criteria update join - Column 'code' in SET is ambiguous * [HHH-19031] - Loading an Entity a second time when it contains an embedded object causes IllegalArgumentException * [HHH-18981] - IndexOutOfBoundsException when using arrayToString with arrayAgg * [HHH-18956] - Native query brace replacement breaks dollar quoted literals in 6.6+ * [HHH-18780] - Performance regression on Postgres with polymorphic query due to incorrect casts of null columns

Changes in 6.6.23.Final (July 27, 2025)

https://hibernate.atlassian.net/projects/HHH/versions/34397

** Bug * [HHH-19575] - empty Struct should be fetched intact or not null * [HHH-19524] - @​OneToOne relationship unnecessary joins in nativeQuery * [HHH-19261] - OracleDialect getQueryHintString incorrectly joins supplied hints * [HHH-16253] - [Envers] Schema Validation Failure With Audited (N)Clob Column with Hibernate 6 on H2

** Task * [HHH-19639] - Add getter for EmbeddableFetchImpl#nullIndicatorResult

Changes in 6.6.22.Final (July 20, 2025)

https://hibernate.atlassian.net/projects/HHH/versions/34297

** Bug * [HHH-19621] - SUBSTRING function for DB2i Series is broken * [HHH-19579] - Criteria update join - Column 'code' in SET is ambiguous * [HHH-19550] - Attribute join on correlated from node receives wrong root * [HHH-19524] - @​OneToOne relationship unnecessary joins in nativeQuery * [HHH-19457] - Inheritance with type JOINED not working in a related entity * [HHH-19368] - Group by and single-table inheritance sub-select query error * [HHH-19031] - Loading an Entity a second time when it contains an embedded object causes IllegalArgumentException

** Task * [HHH-19624] - Test EDB with the EDB drivers

... (truncated)

• a41ef67 Pre-steps for release : 6.6.24.Final
• 3115bd1 HHH-19675 Fix JdbcTypeRegistry#hasRegisteredDescriptor for constructed types
• 4b63f1a HHH-19031 Loading an Entity a second time when it contains an embedded object...
• 4978e13 HHH-19031 Add test for issue
• 23fbd13 HHH-19585 Object relationship mapping issues | java.lang.NullPointerException...
• ecc5155 HHH-19585 Add test for issue
• be9758f HHH-19579 Criteria update join - Column 'code' in SET is ambiguous
• ce3ca75 HHH-19579 Add test for issue
• f5cf899 HHH-19666 Oracle error for array_agg with element type not appearing as array...
• f358c29 HHH-18780 Use column type information to generate union subclass null casts
• Additional commits viewable in compare view

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