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

Hibernate ORM 6.6.31.Final released

Today, we published a new release of Hibernate ORM 6.6: 6.6.31.Final.

You can find the full list of 6.6.31.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 6.6.30.Final released

Today, we published a new release of Hibernate ORM 6.6: 6.6.30.Final.

You can find the full list of 6.6.30.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 6.6.31.Final (October 03, 2025)

https://hibernate.atlassian.net/projects/HHH/versions/35420

** Bug * [HHH-18885] - ClassCastException with queued persist in an extra lazy Map

** Task * [HHH-19800] - Migrate to release scripts for documentation publishing

Changes in 6.6.30.Final (September 29, 2025)

https://hibernate.atlassian.net/projects/HHH/versions/35320

** Bug * [HHH-19784] - Bytecode enhancement generates wrong field access method for classes in different JARs but with same package name deployed in the same EAR * [HHH-19768] - Wrong supportsRowValueConstructorSyntaxInInSubQuery leads to bad performing queries * [HHH-19681] - AssertionError on extract results from array containing jsonb values

• 2a8ea79 Pre-steps for release : 6.6.31.Final
• bd63ded HHH-18885 Introduce DelayedOperation.getAddedEntry() for maps
• 8fa64ba HHH-18885 test reproducing the issue
• ea78f09 HHH-19800 Migrate to release scripts for documentation publishing
• b342616 HHH-18936 Fix sybase failing tests and add more tests
• 8cb8ea8 HHH-18936 javadoc for cascade REMOVE with @​OnDelete(CASCADE)
• 046dfda HHH-18936 suppress TransientObjectException when the FK is marked @​OnDelete(C...
• 26446c3 HHH-18936 test for cascade REMOVE with @​OnDelete(CASCADE)
• 1359b3f Post-steps for release : 6.6.30.Final
• 35370f8 Pre-steps for release : 6.6.30.Final
• Additional commits viewable in compare view

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