changelog.txt

Hibernate 6 Changelog
=======================

Changes in 6.6.48.Final (April 12, 2026)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/38656


** Bug
    * HHH-19824 DB2zDialect does not use correct querySequenceString on a DB2 on zOs

Changes in 6.6.47.Final (April 05, 2026)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/38555


** Bug
    * HHH-20287 DataException ( Parameter is not set) when updating only the version of an Entity with a PartitionKey

Changes in 6.6.46.Final (March 30, 2026)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/38385


** Bug
    * HHH-20209 Race Condition in JavaTypeRegistry causing SemanticException during parallel UNION queries with projection.
    * HHH-19429 ConcurrentModificationException observed while executing JPQL update query with VERSIONED clause

Changes in 6.6.45.Final (March 22, 2026)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/38115


** Bug
    * HHH-20253 ClassCastException when using hibernate-enhance-maven-plugin plugin

** Task
    * HHH-20232 Update c3p0 to 0.12.0

Changes in 6.6.44.Final (March 01, 2026)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/37977


** Bug
    * HHH-20176 Native Query cache causing ArrayIndexOutOfBoundsException with extra columns

Changes in 6.6.43.Final (February 22, 2026)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/37572


** Bug
    * HHH-20168 Hibernate JsonWithArrayEmbeddableTest.testUpdateMultipleAggregateMembers test fail with Oracle 19c
    * HHH-20161 Hibernate ArrayToStringWithArrayAggregateTest test fail with Oracle 19c

Changes in 6.6.42.Final (February 01, 2026)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/37272


** Bug
    * HHH-20118 Vector operator SQL templates miss parenthesis around
    * HHH-20069 `DB2iDialect.rowId` causes an error in merge queries

Changes in 6.6.41.Final (January 18, 2026)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/37040


** Bug
    * HHH-20041 DB2 for z IN tuple list predicate performs badly
    * HHH-20040 DB2iSqlAstTranslator using future versions for feature activation
    * HHH-19929 DB2iDialect problem with supportsRowValueConstructorSyntaxInInSubQuery

Changes in 6.6.40.Final (December 21, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/36905


** Bug
    * HHH-20008 Bad performance of MEMBER OF translation

** Task
    * HHH-19548 Upgrade to ByteBuddy 1.17.5

Changes in 6.6.39.Final (December 14, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/36641


** Bug
    * HHH-19963 Wrong references in entity fields with circular associations
    * HHH-19746 JPA parameters might be incorrectly handled resulting in exceptions or queries returning incorrect results

** Improvement
    * HHH-19943 Comparison of generic nested EmbeddedId's fails for JPQL and Criteria API

Changes in 6.6.38.Final (November 30, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/36410


** Bug
    * HHH-19905 Implicit join re-use with nested inner and left joins causes ParsingException
    * HHH-19883 JOIN TREAT ignores predicates
    * HHH-18871 Nested NativeQuery mappings causing 'Could not locate TableGroup' exception after migration

Changes in 6.6.37.Final (November 24, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/36080


** Bug
    * HHH-19936 Parameter casts for by-id lookups don't take column definition into account
    * HHH-19926 NullPointerException when executing JPQL IN clause with null parameter on entity association
    * HHH-19922 org.hibernate.orm:hibernate-platform:pom:7.1.7.Final is missing
    * HHH-19910 EntityInitializer#resolveInstance wrongly initializes existing detached instance
    * HHH-19038 Hibernate.get does not work on detached entities
    * HHH-16991 EnhancedUserType cannot be used when defining relations

Changes in 6.6.36.Final (November 16, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/36046


** Bug
    * HHH-19918 Avoid reflection when instantiating known FormatMapper
    * HHH-19758 HQL parse failure with SLL can lead to wrong parse
    * HHH-19240 Significant increase in heap allocation for queries after migrating Hibernate ORM 6.5 to 6.6

Changes in 6.6.35.Final (November 13, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/35782


** Bug
    * HHH-19895 hibernate-core 6.6.30.Final breaks compatibility on entities with composite keys for multiple variants of DB2
    * HHH-19888 FetchPlusOffsetParameterBinder fails to apply static offset for root pagination
    * HHH-19887 Wrong ClassLoader used for Jackson Module discovery
    * HHH-19739 Exceptions during load of entity with different persistent fields with same name

Note: Please refer to JIRA to learn more about each issue.

Changes in 6.6.34.Final (October 27, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/35683

** Task
    * [HHH-19889] - Mention third-party dialects throughout the documentation
    * [HHH-19869] - Regroup all dialect information under a single guide


Changes in 6.6.33.Final (October 10, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/35651

** Bug
    * [HHH-19853] - Gradle plugin org.hibernate.orm not published for 6.6.31 / 6.2.47


Changes in 6.6.32.Final (October 09, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/35485

** Bug
    * [HHH-19853] - Gradle plugin org.hibernate.orm not published for 6.6.31 / 6.2.47


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
    * [HHH-18936] - remove parent with @OnDelete(CASCADE) leads to TransientObjectException

** 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


Changes in 6.6.29.Final (September 14, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/35156

** Bug
    * [HHH-19756] - Invalid SQL generated when using treat() with joined = discriminator inheritance and same attribute names
    * [HHH-19747] - Hibernate Envers can not handle @EnumeratedValue annotation
    * [HHH-19201] - BlobProxy with InputStream reads whole stream into a byte array


Changes in 6.6.28.Final (August 31, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/35057

** Bug
    * [HHH-19740] - Collection table deletion for table per class subclass entity fails with UnknownTableReferenceException
    * [HHH-19738] - JDBC password logged when specified via jakarta.persistence.jdbc.password
    * [HHH-19734] - Cache hit of bytecode enhanced proxy with shallow query cache layout fails
    * [HHH-19648] - Recursive @Embeddable mapping leads to stack overflow


Changes in 6.6.27.Final (August 24, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/34957

** Bug
    * [HHH-19719] - org.hibernate.query.sqm.function.SelfRenderingSqmWindowFunction#appendHqlString throws IndexOutOfBoundsException  when has no arguments
    * [HHH-19712] - Column deduplication leads to wrong alias calculation for native query alias expansion
    * [HHH-19687] - Criteria query with lazy @OneToOne and @EmbeddedId throws exception


Changes in 6.6.26.Final (August 17, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/34859

** Bug
    * [HHH-18968] - MySQLDialect wrongly uses Timestamp as type for localtime function
    * [HHH-18621] - Hibernate 6 disregards hibernate.jdbc.batch_versioned_data


Changes in 6.6.25.Final (August 10, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/34660

** Bug
    * [HHH-19453] - sequence support not working on db2 As400 7.3
    * [HHH-17522] - Support correlation of CTEs


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


Changes in 6.6.21.Final (July 13, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/34199

** Bug
    * [HHH-19596] - NPE when array/collection of Struct contains null value
    * [HHH-19542] - Embeddable in secondary table fails to recognize a nested embeddable is in the same table


Changes in 6.6.20.Final (July 06, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/34165

** Bug
    * [HHH-19464] - Storing a binary data into BLOB on Oracle cutting off its content.
    * [HHH-19396] - Cannot select the same column twice (with different aliases) while using CTE
    * [HHH-19076] - expecting IdClass mapping sessionfactory error with specific @IdClass setup with inheritence
    * [HHH-18898] - Specific mistake in HQL gives NullPointerException in AbstractSqlAstTranslator
    * [HHH-18837] - Oracle epoch extraction doesn't work with dates
    * [HHH-18581] - Performance degradation from Hibernate 5 to 6 on NativeQuery

** Improvement
    * [HHH-19558] - allow JDBC escapes in native SQL queries


Changes in 6.6.19.Final (June 29, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/33968

** Bug
    * [HHH-18837] - Oracle epoch extraction doesn't work with dates
    * [HHH-19547] - Misleading exception message at DefaultFlushEntityEventListener - mangled ID - misplaced Entity and EntityEntry ID
    * [HHH-19560] - TupleTransformer and ResultListTransformer trash the query interpretation cache
    * [HHH-19571] - CloningPropertyCall causes non-deterministic bytecode for AccessOptimizer
    * [HHH-19573] - Presence of wrapper byte array pollutes BasicTypeRegistry
    * [HHH-19577] - BytecodeProviderImpl.SetPropertyValues wrongly emits duplicate stack map frames


Changes in 6.6.18.Final (June 13, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/33703

** Bug
    * [HHH-19533] - Implement equals() and hashCode() for NativeQueryConstructorTransformer
    * [HHH-19529] - Check bytecode generated classes with stable names class loaders
    * [HHH-18891] - java.lang.AssertionError generated in getResolvedInstance even though NotFound IGNORE set
    * [HHH-18876] - ArrayInitializer#resolveInstanceSubInitializers should consider @ListIndexBase
    * [HHH-18771] - ListInitializer should consistently consider @ListIndexBase


Changes in 6.6.17.Final (May 28, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/33638

** Bug
    * [HHH-19490] - NPE when using array_position function
    * [HHH-19476] - claimEntityHolderIfPossible Assertion Error
    * [HHH-19387] - AssertionError in EntityInitializerImpl data.concreteDescriptor is null
    * [HHH-18946] - Startup issues with HANA in failover situations


Changes in 6.6.16.Final (May 25, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/33606

** Bug
    * [HHH-19477] - ConnectionReleaseMode.AFTER_STATEMENT ineffective due to missing connection release
    * [HHH-19473] - Bytecode enhancement incorrectly generates code for Bidirectional Generic Entities
    * [HHH-19472] - Native query "SELECT 1" with result type Object[] return singular object
    * [HHH-19387] - AssertionError in EntityInitializerImpl data.concreteDescriptor is null
    * [HHH-19372] - AccessOptimizer.setPropertyValues() and getPropertyValues() error with entity hierarchy.
    * [HHH-19369] - Entity hierarchy ordering error within metamodel building with enhancement
    * [HHH-19207] - JPA OrderBy annotated relation not ordered when using entity graph with criteria api
    * [HHH-18813] - DML update of secondary table column fails


Changes in 6.6.15.Final (May 13, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/33406

** Bug
    * [HHH-19458] - problem starting MockSessionFactory from Quarkus dev mode with Reactive


Changes in 6.6.14.Final (May 11, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/33241

** Bug
    * [HHH-19425] - incorrect class literals in Processor-generated code
    * [HHH-19375] - fix check for presence of Quarkus in reactive case
    * [HHH-19374] - repositories should always be @Dependent
    * [HHH-19320] - Assigned id value is not passed into BeforeExecutionGenerator#generate() method when allowAssignedIdentifiers() is true and id has been assigned
    * [HHH-19314] - StackOverflowException when using onConflict with createCriteriaInsertValues and createCriteriaInsertSelect
    * [HHH-19306] - Composite generator may not respect the event types of generators it consits of
    * [HHH-19036] - ORM Filter are searched for in the wrong order


Changes in 6.6.13.Final (April 06, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/33142

** Bug
    * [HHH-19314] - StackOverflowException when using onConflict with createCriteriaInsertValues and createCriteriaInsertSelect


Changes in 6.6.12.Final (March 30, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32945

** Bug
    * [HHH-19109] - Hibernate Data Repositories are @RequestScoped
    * [HHH-19059] - Bytecode enhancement fails when inherited fields are mapped using property access in subclass
    * [HHH-19017] - Class Cast Exception for PersistentAttributeInterceptable
    * [HHH-18920] - Enum parameters in Jakarta Data repository method return type constructor are not properly matched
    * [HHH-18745] - Unnecessary joins when use TREAT operator 
    * [HHH-14694] - Use stable proxy names to avoid managing proxy state and memory leaks

** Task
    * [HHH-19230] - Ensure that thread local for org.hibernate.bytecode.enhance.internal.bytebuddy.SafeCacheProvider + OverridingClassFileLocator are completely cleared


Changes in 6.6.11.Final (March 16, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32879

** Bug
    * [HHH-19246] - Fetch join makes partially covered EntityGraph ineffective
    * [HHH-19220] - ClassCastException: class org.hibernate.bytecode.enhance.spi.LazyPropertyInitializer$1 cannot be cast to class java.lang.String
    * [HHH-19140] - Enhanced entities with AccessType.PROPERTY does not work well with inheritance
    * [HHH-19107] - Entities with @EmbeddedId not supported with CrudRepository
    * [HHH-19106] - @Transaction(TxType) not working with Hibernate Data Repositories
    * [HHH-19052] - Hibernate 6.6.X regression with join formula
    * [HHH-18894] - Hibernate 6.6 enum literal is considered field literal instead
    * [HHH-18881] - In MySQL, array of dates are not converted correctly
    * [HHH-18858] - array fields and static metamodel
    * [HHH-18787] - Custom UserType not recognised for array properties
    * [HHH-18570] - Invalid SQL when filter contains identifier named date


Changes in 6.6.10.Final (March 09, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32647

** Bug
    * [HHH-19232] - BeanValidationEventListener not called if only associated collection is updated via getter
    * [HHH-19206] - Bytecode-enhanced dirty checking ineffective if entity's embedded ID set manually (to same value)
    * [HHH-19195] - Embeddable inheritance: discriminator values are not hierarchically ordered

** Improvement
    * [HHH-19219] - Informix Catalog and schema support


Changes in 6.6.9.Final (February 23, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32614

** Bug
    * [HHH-19173] - PostgreSQLLegacySqlAstTranslator does not implement visitInArrayPredicates
    * [HHH-19116] - Error when using fk() function on left joined many-to-one association and is null predicate
    * [HHH-19110] - Flush operation fails with "UnsupportedOperationException: compare() not implemented for EntityType"
    * [HHH-17151] - NPE when binding null parameter in native query with explicit TemporalType


Changes in 6.6.8.Final (February 16, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32516

** Bug
    * [HHH-19126] - Plural valued paths should be collection-typed instead of element typed
    * [HHH-18988] - Embeddable inheritance + default_schema results in NPE at startup

** Improvement
    * [HHH-19098] - Disable implicit loading of the default import script


Changes in 6.6.7.Final (February 10, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32416

** Bug
    * [HHH-19104] - Envers is keeping references to classes and thus classloaders
    * [HHH-18901] - AnnotationFormatError: Duplicate annotation for class: interface org.hibernate.bytecode.enhance.spi.EnhancementInfo
    * [HHH-18069] - NullPointerException when unioning partition results

** Task
    * [HHH-19050] - Allow configuration of EntityManagerFactoryBuilderImpl to override the BytecodeProvider instance
    * [HHH-18928] - Consider the default Access Type as per Spec section 2.3.1 and skip enhancement of properties accessor


Changes in 6.6.6.Final (February 02, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32382

** Bug
    * [HHH-19079] - ComponentType.replace can cause ArrayIndexOutOfBoundsException when used with embeddable inheritance
    * [HHH-19069] - Performance regression for wide inheritance models
    * [HHH-19034] - Wrong reuse of a Join 
    * [HHH-18961] - JtaIsolationDelegate, obtaining connection : NPE when SQLExceptionConversionDelegate#convert returns null
    * [HHH-18933] - the ordering of the class declaration in persistence.xml seems to affect the metamodel

** Task
    * [HHH-19078] - Improve release process error message when no issues with corresponding version are found


Changes in 6.6.5.Final (January 19, 2025)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32379

** Bug
    * [HHH-19011] - @ElementCollection comment overrides class level comment on an Entity
    * [HHH-18819] - Error resolving persistent property of @MapperSuperclass if subtype @Embeddable used as @IdClass
    * [HHH-17652] - Cannot invoke "org.hibernate.envers.internal.entities.EntityConfiguration.getRelationDescription(String)" because "entCfg" is null

** Task
    * [HHH-18972] - Upgrade to ByteBuddy 1.15.11


Changes in 6.6.4.Final (December 18, 2024)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32370

** Bug
    * [HHH-18949] - Hibernate Processor should not insert underscores within uppercase names
    * [HHH-18932] - Wrongly using FK column instead of PK when using joined alias
    * [HHH-18912] - ORM release process
    * [HHH-18904] - Bytecode Enhancement fails with UnsupportedEnhancementStrategy.FAIL for pre-persist method
    * [HHH-18903] - Bytecode enhancement fails for entities that contain a method named get
    * [HHH-18872] - ConcreteProxy type not restored from 2LC when loading a ManyToOne
    * [HHH-18868] - Wrong behaviour of getAttribute method in impl. of ManagedType when scattered id attributes are used in MappedSuperclass
    * [HHH-18863] - jpamodelgen 6.6 performance issue in Eclipse IDE
    * [HHH-18850] - createCountQuery with Hibernate 6.6.2
    * [HHH-18709] - CriteriaUpdate involving JSON field containing Map<String, Object> results in SemanticException
    * [HHH-18689] - 'FULL' query cache sometimes incomplete
    * [HHH-18629] - Inconsistent column alias generated while result class is used for placeholder
    * [HHH-18583] - Joined + discriminator inheritance treat in where clause not restricting to subtype
    * [HHH-18384] - @JoinColumnsOrFormulas broken
    * [HHH-18274] - Problems with generics in queries; proposed partial solution
    * [HHH-17838] - @OneToOne relationship + @Embeddable keys + FetchType.LAZY fail in most recent version
    * [HHH-17612] - DefaultRevisionEntity: Illegal argument on static metamodel field injection
    * [HHH-14725] - Using a InputStream with BlobProxy and Envers results in  java.sql.SQLException: could not reset reader
    * [HHH-13815] - TransientObjectException after merging a bidirectional one-to-many with orphan deletion
    * [HHH-13790] - Temporary session not being closed
    * [HHH-13377] - Lazy loaded properties of bytecode enhanced entity are left stale after refresh of entity

** Sub-task
    * [HHH-18369] - Support Informix matches() function
    * [HHH-18367] - Informix sum on case expression error
    * [HHH-18365] - Informix function bit_length() error
    * [HHH-18364] - Informix function locate() error
    * [HHH-18363] - Informix component nullness check error
    * [HHH-18362] - Informix function substring() error
    * [HHH-18361] - Informix current_time error
    * [HHH-18360] - Informix function str() error

** Task
    * [HHH-18917] - Follow all of the JavaBeans rules in enhance/internal/bytebuddy/EnhancerImpl when checking if a class can be enhanced
    * [HHH-18906] - Allow specifying UnsupportedEnhancementStrategy for Hibernate testing


Changes in 6.6.3.Final (November 21, 2024)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32365

** Bug
    * [HHH-18862] - Group by error due to subselect using foreign key reference instead of primary key in HQL query
    * [HHH-18851] - ArrayContainsArgumentTypeResolver wrongly infers array type for needle argument
    * [HHH-18842] - Regression: CollectionType.replace() breaks if target is PersistentCollection, but not instance of Collection (e.g. PersistentMap)
    * [HHH-18832] - Bytecode enhancement skipped for entities with "compute-only" @Transient properties
    * [HHH-18816] - Error when rendering the fk-side of an association in an exists subquery
    * [HHH-18703] - JoinedSubclassEntityPersister#getTableNameForColumn KO
    * [HHH-18647] - SemanticException when using createCriteriaInsertValues to insert into foreign key column

** Improvement
    * [HHH-18841] - Make `_identifierMapper` property added for a IdClass synthetic
    * [HHH-18833] - Configuration to fail bytecode enhancement instead of skipping it on unsupported models

** Task
    * [HHH-18846] - Enable release automation for ORM 6.6


Changes in 6.6.2.Final (November 07, 2024)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32350

** Bug
    * [HHH-18773] - Multiple selections of same alias triggers possible non-threadsafe access to the session
    * [HHH-18770] - NPE when using the JFR integration with JFR disabled
    * [HHH-18764] - Class cast exception when using non basic type as identifier and in an embedded field using a natural ID
    * [HHH-18761] - named query method generation for @NamedQuery on entity
    * [HHH-18739] - Do not support join queries when using Mysql
    * [HHH-18730] - Multi-column association in aggregate component doesn't work
    * [HHH-18720] - Type check on select columns in union all gives SemanticException when there is a null column
    * [HHH-18719] - Previous row state reuse can provide detached entities to the consumer
    * [HHH-18713] - saveOrUpdate changed behaviour with bytecode enhancer
    * [HHH-18712] - Warning about attempts to update an immutable entity for normal (not immutable) entity
    * [HHH-18702] - Exception using @EmbeddedId with @OneToMany that refers to an alternate key column
    * [HHH-18699] - Correctly handle @Id and @Version fields in query validation in Hibernate Processor
    * [HHH-18697] - JPA 3.2 spec compliance for uppercasing of names in Hibernate Processor
    * [HHH-18696] - @Find method for single @NaturalId field
    * [HHH-18692] - Hibernate attempts to close batched statements multiple times 
    * [HHH-18681] - InterpretationException executing subquery in case-when : o.h.query.sqm.tree.select.SqmSelection.getExpressible() is null
    * [HHH-18675] - Self-referencing many-to-many relation on generic entity gives NullPointerException in mapping
    * [HHH-18669] - NullPointerException in the AgroalConnectionProvider
    * [HHH-18667] - Annotation processor leaks - OOME when used in Eclipse IDE
    * [HHH-18658] - Inner join prevents finding an entity instance referencing an empty map
    * [HHH-18645] - AssertionError in AbstractBatchEntitySelectFetchInitializer#registerToBatchFetchQueue
    * [HHH-18642] - DB2: select from new table with identity column not working when missing read permission
    * [HHH-18635] - Avoid using `bigdatetime` column type on Sybase jconn when not necessary
    * [HHH-18632] - Concurrency issue with AbstractEntityPersister#nonLazyPropertyLoadPlansByName
    * [HHH-18631] - AssertionError when loading an entity after removing another, associated entity
    * [HHH-18628] - Regression: Unable to determine TableReference
    * [HHH-18617] - Fetching unowned side of bidirectional OneToOne mappings including tenant identifier triggers EntityFilteredException
    * [HHH-18614] - TransientObjectException: session.update() does not save new entities in OneToMany relation when using bytecode enhancement
    * [HHH-18608] - NPE in EntityInitializerImpl.resolveInstanceSubInitializers
    * [HHH-18596] - ValueHandlingMode hack in query pagination
    * [HHH-18582] - Mapping array of arrays with @JdbcTypeCode(SqlTypes.ARRAY) causes NPE
    * [HHH-18575] - IN predicate with numeric/decimal parameter types leads to Binding is multi-valued; illegal call to #getBindValue
    * [HHH-18564] - Literal expressions using AttributeConverters stopped working in hibernate 6
    * [HHH-18551] - Memory leak caused by AbstractArrayJavaType#getRecommendedJdbcType
    * [HHH-18515] - Unrecognized discriminator value exception when running native query on entity with discriminator column
    * [HHH-18513] - Session Metrics for pre-partial-flushes are wrong
    * [HHH-18500] - Gradle plugin crashes on module-info when extended enhancement is set
    * [HHH-18494] - UnknownTableReferenceException in native query with placeholder when entity contains a to-one with a join table
    * [HHH-18491] - Resuming null transaction in JtaIsolationDelegate
    * [HHH-18471] -  Since 6.2.2 Dialect SybaseAnywhereDialect does not render table names in the selection query
    * [HHH-18450] - Inconsistent "SELECT 1" versus "SELECT ?1" with result type Object[]
    * [HHH-18409] - In 6.5.2.Final, byte[] instance variables annotated with @NaturalId cannot be found with a natural ID query (regression from Hibernate 5.6.15.Final)
    * [HHH-18389] - `merge()` with `orphanRemoval = true` leads to "HibernateException: A collection with cascade="all-delete-orphan" was no longer referenced by the owning entity instance"
    * [HHH-18321] - SqlTreeCreationException when using sum/diff with coalesce on properties of embeddable component
    * [HHH-18131] - Composite identifiers with associations stopped working with @IdClass
    * [HHH-17739] - unhelpful CCE for field with unsupported collection type
    * [HHH-16572] - Skip enhancement for PROPERTY attributes with mismatched field and method names

** Improvement
    * [HHH-18698] - respect @Nonnull annotation applied to parameters of @Find method
    * [HHH-18654] - Change setting docs to use an asciidoc section per setting (User Guide)
    * [HHH-18640] - Add note to migration guide about @Table and subclasses


Changes in 6.6.1.Final (September 17, 2024)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32340

** Bug
    * [HHH-18571] - Entities and collections with batch size 1 are treated as batchable
    * [HHH-18565] - Bytecode enhancement, assertion error on reloading *toOne entities
    * [HHH-18560] - DB2iDialect executes incompatible query in combination with @AuditJoinTable mapping
    * [HHH-18558] - Informix UUID type support
    * [HHH-18556] - Expressions.nullExpresion() in querydsl result in NPE in SqmExpressible
    * [HHH-18531] - Informix timestamp literal error
    * [HHH-18524] - @IdClass and composite key generation not working with meta-annotated @IdGenerationType
    * [HHH-18518] - MySQLDialect fails to detect version on azure flexible server
    * [HHH-18511] - ArrayIndexOutOfBoundsException in ImmutableFetchList
    * [HHH-18506] - Flush performance degradation due to itable stubs
    * [HHH-18503] - ID select criteria query fails with joined + discriminator inheritance when entity has subtypes
    * [HHH-18502] - Type conversion error due to surprising javac method selection in SqmSubQuery#in
    * [HHH-18493] - Resolving already initialized collection elements leads to assertion error
    * [HHH-18490] - Static metamodel contains wrong type for Embeddable with generic attribute extending from mapped superclass
    * [HHH-18489] - Lazy, unowned one-to-one associations get loaded eagerly in queries - even with bytecode enhancement
    * [HHH-18487] - Error: Detached entity wiht id X has an uninitialized version value '1''
    * [HHH-18486] - Unable to add Persist the object because of EntityNameResolver being ignored
    * [HHH-18484] - Update fails when a many-to-one property on an entity with a generated value is changed
    * [HHH-18480] - ClassCastException when updating a Blob with Oracle
    * [HHH-18478] - Cannot invoke "org.hibernate.persister.entity.EntityPersister.getSubclassId()" because "data.concreteDescriptor" is null when reloading entity from query cache
    * [HHH-18476] - Fetchable scrolling with KeyToOne leads to assertion error
    * [HHH-18472] - Fix memory issues for release job
    * [HHH-18470] - Duplicate foreign key names generated for inheritance type TABLE_PER_CLASS
    * [HHH-18469] - Assertion Error when fetch joining complex entities structure
    * [HHH-18466] - Regression from 5.6.15.Final where a mutable natural IDs query cannot find an entity
    * [HHH-18447] - cast as boolean broken in Hibernate 6
    * [HHH-18445] - Embeddable as Java Record has wrong order of columns
    * [HHH-18439] - NullPointerException when access data from query cache
    * [HHH-18436] - Wrong order-by rendering order for nested collections if loaded with entity graph
    * [HHH-18414] - Duplicated filter applied to 'find()' method
    * [HHH-18400] - AttributeConverter causing type-check failure when comparing Date field to parameter
    * [HHH-18353] - ArrayConstructorFunction comparing argument types by reference causes FunctionArgumentException
    * [HHH-18337] - SequenceStyleGenerator not respecting physical naming strategy
    * [HHH-18282] - generate error sql in case of @DiscriminatorValue("not null") and the entity is superclass of other entity
    * [HHH-18174] - Hibernate polymorphic join in complex subquery not using discriminator
    * [HHH-18103] - MappedSuperclass handling for Embeddable is broken in metamodel

** Improvement
    * [HHH-18625] - Add Configurable#create(GeneratorCreationContext)
    * [HHH-18507] - allow overwriting the default db image with environment variable in docker_db.sh
    * [HHH-18459] - Add SingleStore community dialect
    * [HHH-17646] - JOINED @Inheritance leads to bad performance in Hibernate 6

** Task
    * [HHH-18612] - Avoid writing files to classpath in tests to avoid spurious failures


Changes in 6.6.0.Final (August 08, 2024)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32329

** Bug
    * [HHH-18463] - Add AzureDialect
    * [HHH-18451] - CharBooleanConverter : Boolean null value conversion limited by the BooleanJavaType check condition
    * [HHH-18403] - DB2iDialect should not support Update Returning
    * [HHH-18399] - Unable to persist self-referencing entity with @OneToOne and @JoinTable
    * [HHH-18391] - EntityGraphs are not considering Embedded attributes
    * [HHH-18378] - Avoid reusing existing joins for entity-graph fetches if they're included in the where clause
    * [HHH-18373] - When executing update with Criteria API by setting InheritanceType.JOINED, InlineMutationStrategy, NPE error occurs
    * [HHH-18309] - Oracle LimitHandler does not seem to handle maxrows correctly for native queries
    * [HHH-17997] - Querying an Entity with CacheConcurrencyStrategy.READONLY throws UnsupportedOperationException: Can't update readonly object
    * [HHH-17847] - StoredProcedureQuery map result set incorrectly when having INOUT param
    * [HHH-17465] - Incorrect metamodel for shared version attribute in @MappedSuperclass



Changes in 6.6.0.CR2 (August 6, 2024)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32320

** Bug
    * [HHH-15725] - Criteria API Expression.as adds cast even when the cast type is equal to the expression type
    * [HHH-17840] - Jackson JsonNode stored as JSON "null" value instead of database NULL
    * [HHH-17914] - NPE getSqlString\(\) in debug mode
    * [HHH-17949] - StatelessSession.upsert\(\) with @Version-ed entity on databases with no SQL merge
    * [HHH-18012] - Subclass of super generic array AttributeConverter cannot be auto applied
    * [HHH-18017] - Query cache on Polymorphic entities leads to InstantiationException \(Cannot instantiate abstract class\)
    * [HHH-18062] - 'Could not instantiate entity ... due to argument type mismatch' with record @IdClass
    * [HHH-18085] - Executing SELECT query twice in a transaction, leads to "Shared references of collection error"
    * [HHH-18086] - Assertion Error when using JOIN FETCH on ToOneAttribute with multiple JOINs of parent entity
    * [HHH-18108] - Duplicate class definition regression caused by ClassTransformer
    * [HHH-18177] - org.hibernate.AssertionFailure: null identifier for collection of role thrown when merging entity with generated id
    * [HHH-18229] - "UnsupportedOperationException: Re-work support for semi-resolve " with null value in column referenced by @JoinColumn
    * [HHH-18272] - UnsupportedOperationException when order / group by clause contains aliased item
    * [HHH-18278] - Metamodel generator is ignoring JPA/Hibernate annotations in package-info
    * [HHH-18280] - Support named procedure parameters down to the JDBC level
    * [HHH-18284] - Missing classes in org.hibernate.graalvm.internal.StaticClassLists
    * [HHH-18285] - Non-polymorphic embeddable inheritance fails starting with Hibernate ORM 6.6
    * [HHH-18288] - Subclasses of SINGLE\_TABLE Inheritance should not be allowed to define @Table
    * [HHH-18291] - Regression in SemanticQueryBuilder 6.4.7.Final -> 6.4.8.Final. Also present in 6.5.2.Final.
    * [HHH-18292] - Regression in SemanticQueryBuilder 6.4.9.Final -> 6.5.0.Final. Also present in 6.5.2.Final.
    * [HHH-18302] - DB2CallableStatementSupport uses an invalid syntax for named parameters
    * [HHH-18306] - Implicit instantiation for queries with single selection item broken
    * [HHH-18312] - Informix nationalized JDBC types support
    * [HHH-18313] - NullPointerException because JdbcIsolationDelegate.sqlExceptionHelper\(\) returns null
    * [HHH-18330] - UnknownTableReferenceException in JPQL query when join fetching to-one in embedded id
    * [HHH-18332] - DB2 stored procedures returning REF\_CURSORs are not working with the standard support
    * [HHH-18334] - Teradata doesn't support variable limit
    * [HHH-18338] - When an embeddable object is loaded before the entity it references, hibernate fails to start
    * [HHH-18340] - method return type errors in AbstractDelegatingSessionFactoryBuilder
    * [HHH-18343] - fix Altibase integration test failures since Hibernate 6.5.2
    * [HHH-18347] - Casted parameter rendering broken for some DDL types when using @Column
    * [HHH-18352] - Tuple comparison emulation performing bad
    * [HHH-18357] - Null pointer exception in createCountQuery because Identifier descriptor is null in MappedSuperclass
    * [HHH-18358] - Metemodel generator does not resolving entity type literals
    * [HHH-18382] - Assertion error when using @DiscriminatorFormula for embeddable inheritance
    * [HHH-18390] - JoinColumn leads to \`NullPointerException: Cannot invoke "Object.hashCode\(\)" because "value" is null\` on load
    * [HHH-18406] - Oracle: schema update fails to create entity table if one of the fields is an array
    * [HHH-18410] - Performance regression due to megamorphic calls

** Improvement
	* [HHH-12836] - JtaPlatformInitiator.initiateService is logging same debug message twice
	* [HHH-18296] - When JDBC drivers generate SQLWarnings with a "success" SQLState, do not log that at WARN level
	* [HHH-18301] - Db2 supports 'drop table if exists' since version 11.5
	* [HHH-18318] - fix user guide's bootstrap method reference link text
	* [HHH-18320] - Correct some syntax errors in Locking chapter in user guide
	* [HHH-18324] - Upgrade to Jandex 3.2.0
	* [HHH-18327] - Connection pool configuration settings constants
	* [HHH-18335] - improve partial order sorting in AnnotationMetadataSourceProcessorImpl
	* [HHH-18339] - \`supportsFilterClause\` is not overridden to True for H2SqlAstTranslator
	* [HHH-18342] - fix contradictive javadoc of org.hibernate.engine.spi.SharedSessionContractImplementor
	* [HHH-18375] - Reuse previous row state when result cardinality is duplicated
	* [HHH-18379] - Allow passing row count estimate to pre-size collections
	* [HHH-18393] - Upgrade JBoss Logging Tools \(processor\) to 3.0.0.Final
	* [HHH-18395] - Fix intermittent failures of clock based tests
	* [HHH-18401] - SelectionQuery needs better validation of query return type
	* [HHH-18411] - Add ability to specify a custom UuidGenerator.ValueGenerator
	* [HHH-18412] - Upgrade JBoss Logging Tools \(processor\) to 3.0.1.Final
	* [HHH-18454] - Skip connection provider retrieval and DB info logging when booting offline

** New Feature
	* [HHH-18224] - standardized logging of database connection

** Task
	* [HHH-18271] - Continue investigating performance drops compared to Hibernate 5
	* [HHH-18293] - Upgrade to latest geolatte-geom version 1.9.1
	* [HHH-18381] - Changes for Hibernate Reactive 2.4
	* [HHH-18431] - Allow Hibernate Reactive to skip lazy initializations



Changes in 6.6.0.CR1 (June 14, 2024)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32289

** Bug
    * [HHH-18267] - Informix insert value to identity column error
    * [HHH-18259] - Joined Inheritence with Generated wrongly resolves columns for base entity
    * [HHH-18256] - SQL fragment template wrongly prefixes literal type prefix
    * [HHH-18251] - IdClass with Record not working with ToOne relation columns
    * [HHH-18250] - Informix multi insert not supported
    * [HHH-18246] - Informix nulls precedence support
    * [HHH-18244] - Informix SelectItemReferenceStrategy error
    * [HHH-18241] - revert change to semantics of 'null in ()'
    * [HHH-18232] - DB2zDialect - Insert with GeneratedValue Id not working with DB2v12
    * [HHH-18225] - Informix syntax error in DISTINCT clause before SKIP clause
    * [HHH-18221] - Incomplete list of existing foreign keys - DatabaseMetaData.crossReferences(...) not used
    * [HHH-18218] - Dynamic instantiation with generic entity attribute fails constructor argument type validation
    * [HHH-18215] - QueryException raised for valid update SQL query - problems with aliases parsing
    * [HHH-18214] - unhelpful error when query result type has no appropriate constructor
    * [HHH-18213] - FirebirdDialect LimitHandler produces wrong query on Firebird 2.5 and older
    * [HHH-18212] - Accessing a removed lazy association results in a NullPointerException 
    * [HHH-18205] - hibernate.implicit_naming_strategy and hibernate.physical_naming_strategy ignored when using Configuration
    * [HHH-18203] - JPMS: Cannot invoke "javax.lang.model.element.Element.getAnnotationMirrors()" because "element" is null
    * [HHH-18202] - Error with distinct query + order by aggregate function on an association key
    * [HHH-18201] - Addition/subtraction of duration to/from temporal parameter wrongly resolved as duration during query parsing
    * [HHH-18179] - HibernateProcessor wrong warnings after upgrading to 6.5
    * [HHH-18176] - upsert() with @Version-ed entity on Oracle
    * [HHH-18175] - StatelessSession not incrementing @Version for entities with IDENTITY id generation
    * [HHH-18172] - Fix embeddable inheritance for types extending @MappedSuperclass
    * [HHH-18170] - Subquery randomly generating wrong SQL due to duplicate alias
    * [HHH-18168] - Informix plural attribute size function support
    * [HHH-18166] - Cascade behaviour different depending on bootstrap Hibernate or JPA for SAME cascade annotations
    * [HHH-18163] - Informix foreign key on cascade delete syntax
    * [HHH-18158] - EmbeddedId not working when Embedded is a generic record
    * [HHH-18156] - OracleDatabaseCleaner doesn't support latest docker image "gvenzl/oracle-free"
    * [HHH-18153] - Informix unique constraints on nullness columns
    * [HHH-18151] - Bytecode enhancement incorrectly generates code for parameterized fields
    * [HHH-18150] - Informix float and double precision in decimal digits
    * [HHH-18149] - Metamodel generation fails if executed from Eclipse
    * [HHH-18147] - Hibernate fails to persist an entity when a natural id association is a proxy
    * [HHH-18140] - Error modify column type when project startup.
    * [HHH-18138] - String based fetchGraphs do not resolve parameterized entity associated properties from MappedSuperclass
    * [HHH-18137] - Hibernate Processor finder method doesn't find field from MappedSuperclass with private fields and field access
    * [HHH-18121] - Error when using createCountQuery() from distinct dynamic instantiation query
    * [HHH-18118] - In ScriptSourceInputFromUrl url is compared with itself
    * [HHH-18117] - Character literal is not properly handled in query
    * [HHH-18112] - Some dialects use the wrong default version
    * [HHH-18107] - Package name in 2 classes doesn't correspond to the file path
    * [HHH-18106] - @CheckHQL is reporting error when named query contains valid Java constant
    * [HHH-18105] - Semicolon misssing in CSS file hibernate-layout.css line 98
    * [HHH-18102] - @CheckHQL is not reporting error when non-existing enum constant is referenced in named HQL query
    * [HHH-18098] - entities annotated @Cacheable(false) get added to second-level cache
    * [HHH-18080] - hibernate.boot.allow_jdbc_metadata_access=false leads to warning about "0.0.0 version"
    * [HHH-18077] - In key-based pagination next and previous keys seem to be swapped when moving to previous pages
    * [HHH-18073] - BasicCollectionJavaType treat Set inconsistently


Changes in 6.6.0.Alpha1 (April 25, 2024)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32271

** Bug
    * [HHH-17969] - NPE copying SQM tree for criteria delete statement with null predicate

** Improvement
    * [HHH-17999] - Avoid runtime reflection for org.hibernate.jdbc.Expectation
    * [HHH-17993] - Metamodel processing on bootstrap: avoid retrying same metamodel class name multiple times
    * [HHH-17991] - Reduce overhead from @DialectOverride discovery
    * [HHH-17988] - MetadataContext should consistently use ClassLoaderService
    * [HHH-17987] - Improve allocation rate of ReflectHelper#setterMethodOrNull
    * [HHH-17980] - Excessive contention during getter identification in the ByteBuddy enhancer
    * [HHH-17954] - StatelessSession should no longer ignore changes to collections
    * [HHH-17824] - Extend usage spectrum of @Jpa to the test method level

** New Feature
    * [HHH-17955] - Bean validation and StatelessSession
    * [HHH-17818] - Add new ConcreteProxy annotation


Changes in 6.4.1.Final (December 15, 2023)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32216

** Bug
    * [HHH-17570] - Wrong name provided when checking Oracle autonomous JSON database
    * [HHH-17561] - NullPointerException at OracleServerConfiguration class
    * [HHH-17555] - equals hashcode combined with naturalId
    * [HHH-17553] - java.util.ConcurrentModificationException: null when loading an entity
    * [HHH-17551] - Gradle Enterprise improvements
    * [HHH-17528] - Explicit selection of an @Embeddable property containing associated collections doesn't work
    * [HHH-17525] - StackOverflowError when using @ManyToMany with composite id
    * [HHH-17520] - Schema creation fails with interval second data type on PostgreSQL
    * [HHH-17519] - Initializing a lazy association with a non aggregate id causes a NPE
    * [HHH-17515] - DynamicInstantiationResult wrong java type constructor selected
    * [HHH-17499] - SemanticException when querying embedded id entity with positional parameter
    * [HHH-17494] - Metamodel generator produces an uncompilable class when an EntityGraph name contains a comma
    * [HHH-17491] - UnknownEntityTypeException thrown when multiple subclasses define an attribute with the same name and one is a MappedSuperclass
    * [HHH-17489] - ConcurrentModificationException after upgrading to 6.4.0
    * [HHH-17466] - Exception on query: Could not convert 'java.util.Locale' to 'java.util.Locale' using 'org.hibernate.type.descriptor.java.LocaleJavaType' to wrap
    * [HHH-17464] - 6.4.0 regression: NullPointerException in DefaultEvictEventListener#onEvict
    * [HHH-17456] - java.util.UnknownFormatConversionException thrown why logging set to TRACE
    * [HHH-17445] - Subquery correlated path expressions do not work with nullness predicates
    * [HHH-17418] - Bytecode enchanced read accessor for a final field uses "missing" writer method
    * [HHH-17416] - Using tuples in WHERE clause throws SemanticException
    * [HHH-17413] - Invalid SQL with TYPE() function and CASE expression in SELECT clause
    * [HHH-17408] - Unproxying leads to uninitialized one-to-one associations in some cases involving polymorphism
    * [HHH-17407] - AssertionError when using JpaEntityJoin with correlated subqery if criteria copy tree is enabled
    * [HHH-17405] - Cannot resolve path of generic mapped-superclass association path 
    * [HHH-17402] - UnknownEntityTypeException: Unable to locate persister - when comparing generic interface ToOne attribute to parameter
    * [HHH-17397] - Count with right join returns count on the left entity although requested by the right one
    * [HHH-17395] - Refresh with PESSIMISTIC_WRITE ignored for lazy loaded entity
    * [HHH-17393] - Incorrect return type for List attribute, wrap in additional list
    * [HHH-17392] - UnsupportedOperationException when using row_number() window function without top level GROUP BY
    * [HHH-17391] - AssertionError when using row_number() window function with ORDER BY
    * [HHH-17387] - Can't use EAGER ManyToOne on parent abstract class of joined table entity
    * [HHH-17379] - Right join does not return records from the right table if there is condition on ID field and there's no matching record in the from clause
    * [HHH-17359] - Query Cache contains null values for entity associations when entity was already loaded
    * [HHH-17334] - Duplicated columns when updating indexed @ElementCollection with non updatable fields
    * [HHH-17293] - Schema validation fails on postgres interval seconds type
    * [HHH-17280] - UnknownTableReferenceException in subquery selecting embeddable foreign key
    * [HHH-16967] - Missing join on inheritance parent table to validate @Where condition
    * [HHH-16756] - orphanRemoval does not work when bytecode enhancement is enabled
    * [HHH-16306] - CountExpressionTest.testCountDistinctTuple fails on Sybase
    * [HHH-16100] - Dynamic-map entity mode does not register a column for one-to-one associations
    * [HHH-1645] - refresh with LockMode on an unitialized proxy does not work

** Improvement
    * [HHH-17554] - No join on the table of the parent class with JOINED inheritance strategy when the select not contains a column used in @Where or @SQLRestriction
    * [HHH-16809] - Add JavaType#createArray

** Task
    * [HHH-17565] - Add testing for JDK 22-ea
    * [HHH-17546] - Update Cockroach CI testing to 23.1.12
    * [HHH-17545] - Update SAP HANA JDBC driver to 2.19.11
    * [HHH-17544] - Update SAP HANA CI testing to 2.00.072.00.20231123.1
    * [HHH-17543] - Update DB2 CI testing to 11.5.9.0
    * [HHH-17542] - Update DB2 JDBC driver to 11.5.9.0
    * [HHH-17541] - Update SQL Server JDBC driver to 12.4.2


Changes in 6.4.0.Final (November 23, 2023)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32212

** Bug
    * [HHH-17454] - SemanticException caused by type check when comparing generic path to parameter expression
    * [HHH-17428] - Parameter place holder should start from 1 in StandardTemporaryTableExporter
    * [HHH-17415] - NullPointerException: EntityValuedPathInterpretation - getNavigablePath()
    * [HHH-17412] - Type comparison error due to surprising javac method selection
    * [HHH-17411] - Fetch join on treated join leads to owner not selected error
    * [HHH-17386] - Type inference source is not reset for top level predicates
    * [HHH-17384] - OneToMany association with @NotFound results in SQL with different JOIN-type for SELECT (LEFT JOIN) and COUNT (JOIN)
    * [HHH-17383] - Association is null in lazy initialized element collection
    * [HHH-17382] - Dynamic instantiation leads to superclass fields not found when using injection
    * [HHH-17381] - fix wrong groupId in Compatibility.adoc
    * [HHH-17380] - Persisting an entity with a non generated id and @MapsId throws PropertyValueException
    * [HHH-17370] - ServiceException: Unable to create requested service [org.hibernate.engine.jdbc.env.spi.JdbcEnvironment] due to: Cannot invoke "org.hibernate.resource.jdbc.spi.JdbcObserver.jdbcConnectionAcquisitionEnd(java.sql.Connection)" because "this.observer" is null
    * [HHH-17344] - DB2zDialect NullPointerException
    * [HHH-17328] - Retrieve entity using entity graph not adding type in the where clause for @Inheritance(strategy = InheritanceType.SINGLE_TABLE)
    * [HHH-17313] - Session#setDefaultReadOnly is ignored by named queries
    * [HHH-17308] - AssertionError when mixing @SQLSelect and composite ID
    * [HHH-17299] - AssertionError in DiscriminatorPathInterpretation when treating a path with the same subtype
    * [HHH-17294] - Non-Embeddable JSON objects are not marked as dirty when modified
    * [HHH-17292] - MappedSuperclass with more than 1 subclass level leads to "UnknownPathException: Could not resolve attribute"
    * [HHH-17102] - @SqlResultSetMapping doesn’t work with @Inheritance(strategy = InheritanceType.JOINED)

** Deprecation
    * [HHH-17441] - Deprecate @Comment

** Improvement
    * [HHH-17425] - Introduce new configuration parameters for offline Dialect initialization
    * [HHH-17424] - Have Dialect manage more of ExtractedDatabaseMetadata
    * [HHH-17417] - Workaround Oracle driver issue to reduce connection creation 
    * [HHH-17409] - Support offset without limit in AbstractSimpleLimitHandler and Oracle12LimitHandler
    * [HHH-17389] - Add getQueryHintString() for PostgreSQLDialect
    * [HHH-17372] - Endless recursion between default implementations of SelectionQuery.getResultStream() and SelectionQuery.stream()
    * [HHH-17355] - Smoothen rough edges with array functions
    * [HHH-17340] - Fix typos in javadoc
    * [HHH-17023] - Add support for Altibase dialect
    * [HHH-15074] - Allow partial composite id generation for EmbeddedId

** New Feature
    * [HHH-17357] - Support pgvector types and functions
    * [HHH-17210] - Expose custom JFR events

** Sub-task
    * [HHH-17347] - Support for JDK which do not support JFR events

** Task
    * [HHH-17390] - Change scope of AbstyractEntityInitializer#resolveInstance
    * [HHH-17367] - Add links to tutorials in documentation 
    * [HHH-17362] - Define dependencies of hibernate-jpamodelgen as api
    * [HHH-17350] - Work on hibernate-models, XSD and JAXB


Changes in 6.4.0.CR1 (October 26, 2023)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32185

** Bug
    * [HHH-17351] - Missing basic type registration after changing preferred jdbc type
    * [HHH-17332] - NullPointerException in TupleMappingModelExpressible constructor
    * [HHH-17329] - Query Cache contains null values when entity was loaded as proxy
    * [HHH-17306] - NPE in AbstractEntityPersister#logStaticSQL() when debug logging is enabled
    * [HHH-17302] - Use nocache for MariaDB sequences
    * [HHH-17290] - Embeddable with a primitive field cannot be set to null
    * [HHH-17288] - IdClass broken column mapping in `@OneToOne` when `mappedBy` is used by the owning side
    * [HHH-17285] - @MapdKey fails with name attribute that represetns a path with dots separator
    * [HHH-17283] - Subquery using Entity with composite Id causes SemanticException
    * [HHH-17276] - Columns that are widened to LOB type aren't considered as LOBs
    * [HHH-17264] - OracleAggregateSupport should use json_object to create empty json
    * [HHH-17262] - JdbcTypeRecommendationException when using <mapping-file> of persistence.xml file 
    * [HHH-17260] - ClassCastException when using SUM() on subquery root
    * [HHH-17225] - Right join does not return records from the right table if there's no matching record in the from clause
    * [HHH-17224] - Hibernate 6.x - native queries for multiple entities do not respect FetchMode.EAGER annotation directives
    * [HHH-17223] - ClassCastException when using SUM() on COALESCE in criteria api
    * [HHH-17211] - Hibernate entity with @Any attribute throws a null pointer exception on HQL select query
    * [HHH-17208] - @Any mapping not working on HQL inserts
    * [HHH-17193] - Error when merging entity with composite PK and nested to-many collection
    * [HHH-17143] - More not-found fix ups
    * [HHH-17108] - Error In Native Query when adding two Entity's and using composite key. Error: Unable to find column position by name.
    * [HHH-16935] - Hibernate cdi extension Regression introduced by HHH-16096
    * [HHH-16933] - JSON issue on Oracle 23c
    * [HHH-16897] - Delete query for entity using table-per-class inheritance may result in NullPointerException
    * [HHH-16592] - @MapsId and @ManyToOne
    * [HHH-16486] - StandardTemporaryTableExporter generates queries with the wrong parameter marker

** Improvement
    * [HHH-17346] - Allow global registration of composite types via TypeContributor.
    * [HHH-17322] - Allow custom generators to determine timing based on current entity state
    * [HHH-17315] - Reduce Oracle database user privileges to avoid cross schemas clashes
    * [HHH-17311] - Reversed soft delete support
    * [HHH-17309] - Reduce entity key based HashMap accesses
    * [HHH-17300] - @Table annotation on @MappedSuperclass should be reported as error
    * [HHH-17284] - Fix indentation in caching tests/documentation
    * [HHH-17279] - Simplify SqmTranslatorFactory and get rid of MultiTableSqmMutationConverter
    * [HHH-17226] - Generify result retrieval in JdbcSelectExecutor, SelectQueryPlan and SqmSelectionQuery
    * [HHH-17212] - Avoid jdbc isBeforeFirst() and isAfterLast() in scrollable results calls when possible
    * [HHH-17176] - Map SDO_ORDINATE_ARRAY to BigDecimal[] for Oracle
    * [HHH-17153] - Upgrade to ANTLR 4.13.0
    * [HHH-17139] - Support Instant as the RevisionTimestamp type
    * [HHH-17121] - Nullability improvements to LoadQueryInfluencers
    * [HHH-16876] - Update Oracle testing to 23c
    * [HHH-16840] - Allow serialization of ScanResultImpl to speed up the creation of the entityManagerFactory
    * [HHH-16595] - Different SQL queries for @ManyToMany relationships in Hibernate 5 and 6
    * [HHH-16510] - 65535 expressions supported for IN ( ... ) condition
    * [HHH-15757] - SELECT without FROM
    * [HHH-15754] - IF [NOT] EXISTS DDL
    * [HHH-14822] - Allow non-string tenant identifiers and tenant resolver as managed bean

** New Feature
    * [HHH-17335] - Add more functions for working with arrays
    * [HHH-17181] - Cannot register `CompositeUserType` using `TypeContributions.contributeType`
    * [HHH-17164] - Proper, first-class soft-delete support


Changes in 6.3.1.Final (September 19, 2023)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32188

** Bug
    * [HHH-17221] - AssertionError initializing a collection with FetchMode.SUBSELECT and IdClass having only one field
    * [HHH-17203] - ElementCollection doesn't consider @Where annotation on delete of elements
    * [HHH-17202] - ArrayStoreException for single field id class entity collection batch loading
    * [HHH-17201] - Unexpected value type exception for unordered multi id Load with ordered return disable
    * [HHH-17189] - Audited annotations are ignored on embeddable super types
    * [HHH-17177] - JDBC type code is ignored in XML mapping for an id attribute
    * [HHH-17173] - Getting one-to-one association through a referenece to a bytecode enhanced entity fails
    * [HHH-17168] - Investigate failures on db10_5 and Cockrachdb of FunctionTests.testCastBinaryWithLength
    * [HHH-17167] - Unable to locate parameter for RESTRICT - DELETE error when removing entity with RowId
    * [HHH-17166] - query methods returning primitive types incorrectly inferred to be mutation query methods
    * [HHH-17165] - short method names in metamodel generator cause SIOBE
    * [HHH-17163] - persist() should throw JPA's EntityExistsException if passed detached instance
    * [HHH-17159] - java.lang.StackOverflowError during Update on Entity with Embeddable and JSON
    * [HHH-17156] - NPE when an Embeddable column is reused in another class related by inheritance
    * [HHH-17154] - NullPointerException is thrown when constructing EntityManagerFactoryBuilderImpl
    * [HHH-17135] - CriteriaQuery error passing nullLiteral with entity type class
    * [HHH-17131] - Regression in entity streams with associated collections resulting in result duplication
    * [HHH-17105] - SQL clause from @WhereJoinTable is no longer used for DELETE queries (6.2 regression)
    * [HHH-17104] - Bug with max() request inside projection
    * [HHH-17100] - CustomType wrongly calls UserType#disassemble
    * [HHH-17080] - [Envers] AuditReader.getRevisionNumberForDate(LocalDateTime) uses Epoch Seconds instead of Epoch Millis
    * [HHH-17079] - NPE when using CompositeUserType with generic fields in Hibernate 6
    * [HHH-17049] - Bytecode Enhancement, extra records created for associations created in constructor
    * [HHH-16945] - CTE query cycle attribute evaluated incorrectly on MSSQL using collation "Latin1_General_CI_AS"
    * [HHH-15968] - Sporadic ClassCastException when querying for Set<Enum>.

** Improvement
    * [HHH-17220] - Avoid runtime lookups of JdbcService from TableGenerator and TableStructure
    * [HHH-17171] - JPA and multiple query roots
    * [HHH-16768] - HQL parsed predicates don't validate type comparability

** Task
    * [HHH-17204] - Relax visibility of some methods for reactive upsert() support
    * [HHH-17187] - Avoid 0 byte trailing UUID's in tests
    * [HHH-17160] - Gradle 8.3 upgrade
    * [HHH-17087] - Update container images to the latest version


Changes in 6.3.0.Final (August 31, 2023)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32177

** Bug
    * [HHH-17116] - AssertionError when using lateral join to subquery if criteria tree copy is enabled
    * [HHH-17085] - SQLGrammarException when selecting property of grouped join association in HyperSQL and PostgreSQL
    * [HHH-17081] - Loading an entity which uses joined inheritance fails if two or more implementations have the same association property name
    * [HHH-17078] - Memory leak in ScrollableResultsConsumer 
    * [HHH-17075] - Lazy loading of association with non-PK referencedColumnName always yields null when bytecode enhancement is enabled
    * [HHH-17074] - Type inference in duration arithmetic is wrong
    * [HHH-17072] - Tenant Id defined in XML mapping is ignored
    * [HHH-17071] - Basic Collection of 'Converted' Embeddables stopped working with 6.2
    * [HHH-17064] - Fetch mode select  causes StackOverflowError if used together with fetch type lazy
    * [HHH-17046] - SchemaManager.truncateMappedObjects() does not repopulate table generators
    * [HHH-17045] - Unable to locate parameter for RESTRICT - UPDATE error when updating entity with RowId
    * [HHH-17041] - Embeddable and Generics throws IllegalArgumentException
    * [HHH-17039] - Variable name confusion in documentation
    * [HHH-17035] - Bytecode enhancement leads to StackOverflowError with specific setup involving different generic parameter names
    * [HHH-17034] - Bytecode enhancement leads to broken constructor for a generic embedded field in a twice removed MappedSuperclass
    * [HHH-17033] - Invalid SQL generated when implicit joins are used
    * [HHH-17019] - EntityListener is not triggered for a LAZY loaded association when using bytecode enhancement
    * [HHH-17016] - Using a legacy MySQL dialect leads to an error
    * [HHH-17014] - Complete "Mapping Maps" chapter of User Guide
    * [HHH-17009] - Hibernate 6.2 migration guide does explain how to deal with removal of AbstractPostInsertGenerator (affects IdentityGenerator)
    * [HHH-17006] - Query for enum with IS NULL fails with NullPointerException (org.hibernate.metamodel.mapping.JdbcMapping.getJdbcValueBinder())
    * [HHH-17004] - Nullpointer wenn using setFirstResult and setMaxResults in diffrent combinations 
    * [HHH-17001] - An "on"-clause referencing the affected join node causes a StackOverflowException
    * [HHH-17000] - Do not keep static references to log levels
    * [HHH-16997] - Embedded components in HibernateProxy are not initilized when entity has reference to another entity of the same type
    * [HHH-16989] - 'cast(string as String(10))' & 'cast(string as Binary(10))' broken on MySQL
    * [HHH-16988] - AssertionError in AbstractSqmPath.copyTo when using subquery correlated to root with more than 1 level in the class hierarchy
    * [HHH-16979] - SQLGrammarException for JOINED entity with additional join in query
    * [HHH-16977] - NullPointerException in EntityEntryContext.downgradeLocks
    * [HHH-16970] - Orphan removal not working in @Embeddable for FetchType.EAGER collections
    * [HHH-16968] - StackOverflowError when using NaturalIdLoadAccess and bi-directional association
    * [HHH-16966] - StackOverFlowError with @ManyToOne and @Proxy( lazy=false )
    * [HHH-16962] - General documentation improvements
    * [HHH-16959] - Fail to batch delete entities with nested embeddeds
    * [HHH-16952] - Bytecode enhancement now requires embedded component to be @Embeddable
    * [HHH-16939] - Optimistic and Pessimistic Force Increment Update Statements are not committed when using a batch
    * [HHH-16938] - Meta annotation @AnyDiscriminatorValue does not work
    * [HHH-16937] - Persisting entity with nullable @Any field throws “not-null property references a null or transient value”
    * [HHH-16918] - Can't use the the primary id column as the joincolumn for @Any association
    * [HHH-16911] - MapBackedClassValue ClassLoader leak
    * [HHH-16901] - Embedded field in entity association from composite key not correctly instantiated
    * [HHH-16891] - better typechecking of HQL arithmetic expressions
    * [HHH-16878] - Invalid SQL generated for mutation when using association with @NotFound
    * [HHH-16825] - Cascading an entity with a composite key causes NullPointerException in AbstractClassJavaType.extractHashCode
    * [HHH-16823] - support for 'nvarchar' on MySQL 5.7
    * [HHH-16819] - JAKARTA_JPA_GROUP_PREFIX is pointing towards incorrect value
    * [HHH-16816] - Hibernate 6.2 could not execute certain delete statements
    * [HHH-16798] - ClassCastException in Hibernate 6 when "join fetch" is used in a query with entity inheritance
    * [HHH-16766] - Unable to fully load entity with IdClass lazily or with max fetch depth
    * [HHH-16759] - Merge fails when entity has an Embedded Java record


Changes in 6.3.0.CR1 (July 20, 2023)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32084

** Bug
    * [HHH-16943] - Column ordering leads to wrong column order in unique constraints
    * [HHH-16942] - OneToOne Mapping with PartitionKey fails
    * [HHH-16923] - Deleting all entities of a given type fails when using a composite primary key and order_updates
    * [HHH-16912] - Hibernate 6.2 breaks backward compatibility
    * [HHH-16908] - Fail to compute column mapping on entity with idClass having one field as pk of a OneToOne association
    * [HHH-16900] - Iteration of MutationOperation(s) triggers type pollution 
    * [HHH-16892] - LocalXmlResourceResolver does not resolve dtd URLs that use https scheme
    * [HHH-16890] - StackOverflowError when loading entities with @Proxy(lazy = false)
    * [HHH-16872] - JDBC fetch size seems to be ignored post migration to hibernate6
    * [HHH-16860] - OneToMany with inherited classes on both sides
    * [HHH-16857] - JdbcLiteralFormatterCharacterData's lowercase 'n' causes invalid SQL syntax
    * [HHH-16853] - Setting Named Query Parameters Is VERY Slow
    * [HHH-16849] - When we use partition key in join columns generated query is incorrect and its failing.
    * [HHH-16843] - HQL 'value = null'
    * [HHH-16839] - Failing to update a one-to-one lazy association with `OptimisticLockType.DIRTY` and enabled bytecode enhancement
    * [HHH-16833] - Assertion Error when inserting two entities linked with a OneToOne relation
    * [HHH-16832] - Bytecode enhancement leads to broken constructor for a generic embedded field in a MappedSuperclass
    * [HHH-16821] - Fail to delete entity that contains an embedded with a many to many association as field
    * [HHH-16820] - When batching enabled the LockModeType is ignored
    * [HHH-16818] - JPQL parser treats 'N' as a String and fails  org.hibernate.query.SemanticException: The assignment expression type [java.lang.String] did not match the assignment path type [java.lang.Character] 
    * [HHH-16813] - Metamodel Generator adds @Generator annotations that cannot be compiled
    * [HHH-16812] - StackOverflowError an embeddable's @Parent is a subclass in an inheritance tree
    * [HHH-16811] - Dirty property lost and not detected with Batch Fetch, Embedded and FetchMode SELECT
    * [HHH-16810] - Fail to delete entity with a composite id using an @IdClass with one of its fields mapped from the id of a @ManyToOne association
    * [HHH-16802] - typecheck subquery predicates
    * [HHH-16799] - Using bytecode enhancement may result in incorrect AccessType being picked
    * [HHH-16772] - Generated bytecode for HibernateAccessOptimizer class is invalid and causes operand stack overflow issue.
    * [HHH-16767] - From#getJoins throws exception if non-attribute was joined
    * [HHH-16765] - Cannot parse quoted table name
    * [HHH-16747] - interpretation of queries with no 'select', multiple elements in 'from', and no explicit result class
    * [HHH-16742] - ArrayIndexOutOfBoundsException when calling Tuple.getElements()
    * [HHH-16732] - HQL id() function does not work for @Any mappings
    * [HHH-16707] - Saving entities using @MappedSuperclass does not work with classes in foreign packages
    * [HHH-16669] - Batch loading prevents throwing ObjectNotFoundException on initialization of non-existent enhanced entity
    * [HHH-16663] - TCK failure due to wrong refactoring in schema management Action enum
    * [HHH-16619] - associations on fields beginning with underscore
    * [HHH-16593] - mappedBy non-association
    * [HHH-16586] - When merging a persisted entity with a null Version, Hibernate treats entity as transient instead of throwing an Exception
    * [HHH-16578] - Incorrect validation error for tinyint, but and datetime
    * [HHH-16563] - Hibernate 6.x.x should use jakarta.annotation.Generated
    * [HHH-16556] - SQLServer2016Dialect deprecation javadoc has wrong version
    * [HHH-16545] - PersistenceUtilHelper.MetadataCache is not Thread-Safe
    * [HHH-16514] - Property sorting can lead to incorrect column mappings with derived embeddable keys
    * [HHH-16494] - Right or full joining on single tablepolymorphic entities gives incorrect results
    * [HHH-16485] - Insert ordering doesn't consider root entity names
    * [HHH-16461] - @Version + session.refresh(entity, LockMode.PESSIMISTIC_WRITE) leads to StaleObjectStateException
    * [HHH-16360] - On Postgresql with hbm2ddl.auto=update, timestamp columns are updated even when correct
    * [HHH-16275] - LockTest.testLock*FkTarget fail on Sybase with timeout getting lock
    * [HHH-16022] - bad error reporting of parsing failures
    * [HHH-15917] - Unrelated Entity Join throws IllegalStateException


Changes in 6.2.0.CR1 (December 22, 2022)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32077

** Bug
    * [HHH-15900] - ID attributes  with "select" generator are mapped to identity columns
    * [HHH-15847] - DDL check constraint creation broken
    * [HHH-15828] - setting TIMEZONE_DEFAULT_STORAGE to COLUMN does not work
    * [HHH-15820] - inconsistent DDL generated Instant and ZonedDateTime, OffsetDateTime on Oracle
    * [HHH-15819] - extract(offset hour|minute from datetime) are broken
    * [HHH-15814] - Add missing current timestamp methods in CockroachDB  dialect 
    * [HHH-15801] - IdentifierGeneratorHelper should compare column names case insensitively
    * [HHH-15775] - Connection error can result in UnknownServiceException, hiding actual exception
    * [HHH-15767] - missing unique constraints from optional @OneToOne
    * [HHH-15750] - Hibernate.isInitialized() broken for EnhancementAsProxyLazinessInterceptor
    * [HHH-15748] - Use JSON DDL type on Oracle 21+ and BLOB on 12+
    * [HHH-15741] - Explicit declaration assigned identifier generator does not work
    * [HHH-15715] - broken links in 6 docs
    * [HHH-15709] - HQL local datetime literals on Postgres, Cockroach H2
    * [HHH-15704] - ManyToManyTest produces invalid foreign keys
    * [HHH-15689] - SessionFactoryOptionsBuilder.addEntityNameResolvers() has no effect
    * [HHH-15687] - IllegalArgumentException with Type parameters and multiple bounds
    * [HHH-15682] - static final instances of LockOptions are mutable
    * [HHH-15679] - Respect the offset of OffsetTime when persisting/loading data
    * [HHH-15670] - RequiresDialectFeature.reverse() not implemented
    * [HHH-15669] - Oracle 21 and 11 spatial test failure
    * [HHH-15668] - Cockroach test failure: BatchOptimisticLockingTest.testBatchAndOptimisticLocking
    * [HHH-15634] - Lazy basic property does not get updated on change
    * [HHH-15627] - useless error message of multi-@JoinColumn mapping does not specify referencedColumnName
    * [HHH-15571] - Bundle-Manifest has no 'Bundle-Version'
    * [HHH-15565] - @Table(fetch=SELECT) is gone from H6
    * [HHH-15549] - incorrect DDL mapping DECIMAL -> BOOLEAN on Oracle
    * [HHH-15545] - @NotFound(Ignore) defaults to eager loading
    * [HHH-15522] - Hibernate.isInitialized method not working for Envers Collections
    * [HHH-15505] - Getter of loaded entity returns null when using bytecode enhancement on entity whose field is defined both in mapped superclass and concrete entity
    * [HHH-15485] - Tests for Collections in default FetchGroup are not enabling this property
    * [HHH-15463] - Adjust JdbcType based on DDL capacity for varchar/varbinary like types
    * [HHH-15159] - Orphan removal of an entity with an @ElementCollection causes a ConstraintViolationException

** Deprecation
    * [HHH-15788] - deprecate GenerationTime
    * [HHH-15772] - deprecate @Target, @Proxy, @Polymorphism
    * [HHH-15714] - deprecate FilterKey and QuerySpacesHelper
    * [HHH-15701] - deprecated CacheModeType
    * [HHH-15697] - deprecate lock(entityName,...)
    * [HHH-15684] - SelectionQuery.setAliasSpecificLockMode() confusion
    * [HHH-15680] - deprecate LockRequest and buildLockRequest(), and have lock() accept LockOptions
    * [HHH-15676] - deprecate SessionFactory.getFilterDefinition()

** Improvement
    * [HHH-15926] - allow @Type and @CompositeType to be applied as meta-annotations
    * [HHH-15919] - add trunc() / truncate() to the portable HQL functions
    * [HHH-15912] - adaptive handling of DDL types for Java enums mapped as ORDINAL
    * [HHH-15899] - Add @PartitionKey annotation
    * [HHH-15898] - Add @Instantiator annotation to mark canonical constructor for embeddables
    * [HHH-15887] - Avoid megamorphic calls on JdbcValuesSourceProcessingState#getSession
    * [HHH-15886] - Micro optimisations in NavigableRole equals and hashcode
    * [HHH-15879] - Introduce a fetchable key for Fetchable within FetchableContainer
    * [HHH-15878] - Micro optimisations of StatefulPersistenceContext#clear


Changes in 6.1.2.Final (August 03, 2022)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32087

** Bug
    * [HHH-15430] - Allow use of @Enumerated on basic collection
    * [HHH-15428] - Converters for BasicCollectionType don't work
    * [HHH-15423] - @Any discriminated association fails to be implicitly fetched due to UnsupportedOperationException
    * [HHH-15420] - Getting Started Guide Code does not build
    * [HHH-15418] -  Composite primary key with NativeQuery & alias not working
    * [HHH-15417] - UUID with AttributeConverter, merge throws ClassCastException
    * [HHH-15414] - For Oracle Dialect from version 8 Envers should not generate new revision when database replaces empty string with NULL during INSERT or UPDATE statements
    * [HHH-15413] - For Oracle Dialect from version 8 Envers should use an ordered sequence 
    * [HHH-15406] - Tests annotated with org.hibernate.testing.RequiresDialect having as value deprecated dialect are not executed
    * [HHH-15403] - Likely Statement leak on invoking a stored procedure
    * [HHH-15396] - Quick Start guide, hibernate-tutorials.zip link is broken
    * [HHH-15395] - HibernateCriteriaBuider#power(Expression<? extends Number> x, Number y) throws ClassCastException
    * [HHH-15392] - Reinstantiate support for Character values for like expression escape character
    * [HHH-15391] - StackOverflow when applying a load entity graphs to a query
    * [HHH-15390] - Calling  SqmQuery#getSqmStatement()#toHqlString() causes ClassCastExpection when using distinct in Criteria or HQL query
    * [HHH-15379] - NPE building mapping from HBM for collections targeting a class that does not have an HBM mapping
    * [HHH-15371] - Envers failure when run under SecurityManager
    * [HHH-15323] - @AnyDiscriminator Unable to filter a polymorphic relationship in a query 
    * [HHH-15218] - @OptimisticLocking(DIRTY) leads to wrong query during delete of circular reference

** Improvement
    * [HHH-15415] - Jackson and Jakarta Jsonb custom types to allow GraalVM compilation

** New Feature
    * [HHH-15352] - ScrollableResults.setFetchSize()

** Task
    * [HHH-15412] - Cleanup: remove reflection keeping JDK8 compatibility afloat in AggregatedServiceLoader
    * [HHH-15411] - Introduce an system property to fully disable Hibernate's use of a system SecurityManager
    * [HHH-15409] - Restore lazy initialization semantics for  MetadataSources#xmlMappingBinderAccess
    * [HHH-15408] - QueryEngine to be more defensive with passed parameters
    * [HHH-15407] - Need to expose more internal state from MetadataImpl to allow copies of metadata instances
    * [HHH-15404] - Move annotation to intended package: org.hibernate.Remove (from org.hibernate.annotations.Remove)
    * [HHH-15322] - Allow JNDI lookups using the osgi scheme


Changes in 6.1.1.Final (July 01, 2022)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32080

** Bug
    * [HHH-15369] - UnknownTableReferenceException when two subclasses have same field with different type
    * [HHH-15361] - Update assignment type check should allow subtypes
    * [HHH-15360] - Listagg with nulls clause emulation in H2 before 2.0
    * [HHH-15358] - @Where annotation with globally_quoted_identifiers causes Unable to determine TableReference Exception
    * [HHH-15357] - ClassCastException when selecting map key FK part
    * [HHH-15354] - NPE building mapping from HBM for associations targeting a non existing entity
    * [HHH-15349] - Comparing entity join alias with collection part fails
    * [HHH-15347] - Parent identity check in NavigablePath#relativize is too strict
    * [HHH-15346] - @ManyToOne associations not loaded correctly with default EAGER and batch fetch property set
    * [HHH-15343] - NPE in type determination for case expression returning null literal
    * [HHH-15342] - Inappropriate variation of HQL left join to SQL inner join
    * [HHH-15341] - Disallow transient entities as parameters
    * [HHH-15339] - Association in embedded id initialized to null when selected
    * [HHH-15338] - Impossible to give same path expression multiple aliases
    * [HHH-15331] - Constructor expressions in the SELECT clause ignores attribute converter
    * [HHH-15324] - Hibernate (6.0.2) Regression. Sets Legacy java.persistence properties, then logs deprecation warnings on these which spams log
    * [HHH-15314] - Hibernate Gradle plugin is not working for Kotlin projects

** Improvement
    * [HHH-15367] - Lift embedded/id-class to-one selection limitation for from clause subqueries
    * [HHH-15329] - Remove workaround for HHH-10382
    * [HHH-15325] - Avoid allocations from BitSet.stream() in AbstractEntityPersister.resolveDirtyAttributeIndexes()


Changes in 6.1.0.Final (June 07, 2022)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32066

** Bug
    * [HHH-15316] - Session.createQuery() doesn't accept JpaCriteriaInsertSelect
    * [HHH-15297] - Invalid Automatic-Module-Name org.hibernate.orm.community-dialects
    * [HHH-15294] - Type issues in CockroachDB dialect
    * [HHH-15293] - CockroachDB BYTES type does not have a length specification
    * [HHH-15291] - ClassCastException Regression in CriteriaBuilder
    * [HHH-15288] - Switch to SMALLINT as recommended type for enums
    * [HHH-15286] - Query with a Composite Identifier (@IdClass) throws an exception
    * [HHH-15285] - Calling getJavaType() of @ElementCollection with basic types returns wrong type
    * [HHH-15283] - NullPointerException from EntityManager.createNamedNativeQuery(…)
    * [HHH-15281] - INSERTs/UPDATEs no longer executed as JDBC Batch statements if hibernate.temp.use_jdbc_metadata_defaults is set to false
    * [HHH-15279] - NPE with Id on OneToOne referencing entity with multi-level EmbeddedId
    * [HHH-15278] - NPE when NULL is used in a query projection
    * [HHH-15270] - Inconsistent precedence of orm.xml implicit catalog over "default_catalog" in XML-mapped entities
    * [HHH-15269] - Update NativeQuery unable to use h-schema placeholder, just emits placeholder contents into SQL
    * [HHH-15267] - Some cache objects aren't implement Serializable interface
    * [HHH-15266] - NullPointerException on
    * [HHH-15265] - SchemaExport.execute does not add the configured schema to comments
    * [HHH-15263] - @NamedQuery is not supported with UPDATE statement
    * [HHH-15260] - Criteria query is unable to determine TableReference when combining subquery with join
    * [HHH-15258] - Orphan removal for OneToMany relations is broken when used with GenerationType.IDENTITY
    * [HHH-15256] - Query NPE when using ":param IS NULL" with a Left Join
    * [HHH-15255] - Fix org.hibernate.orm.test.batch.BatchTest
    * [HHH-15153] - @OneToOne does not support @EmbeddedId
    * [HHH-15134] - Update a bytecode enhanced Entity with a Version attribute causes OptimisticLockException
    * [HHH-15010] - @CreationTimestamp and @UpdateTimestamp documentation have an incomplete list of supported field types

** Improvement
    * [HHH-15300] - Unnecessary memory usage detected in SqlStatementLogger.logSlowQuery()
    * [HHH-15292] - escape special html chars in JavaDoc
    * [HHH-15276] - Introduce ConverterRegistration annotation
    * [HHH-15259] - Explicitly add JavaDoc to make @deprecated hint visible in Eclipse

** New Feature
    * [HHH-15251] - Unified mapping XSD based on JPA 3.1
    * [HHH-10999] - Arrays datatype support via java.sql.Array
    * [HHH-3356] - Support for subselect (subquery) in from clause

** Task
    * [HHH-15274] - Small optimisation for how LazyAttributeLoadingInterceptor is dealing with lazy fields
    * [HHH-14614] - Better support for JUnit 5 on-failure handling 


Changes in 6.0.1.Final (May 06, 2022)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32061

** Bug
    * [HHH-15246] - HQL fails to set enum col to NULL
    * [HHH-15245] - Minor regression in CockroachDB test cases
    * [HHH-15241] - fix nonexistent references in hibernate core's Javadoc
    * [HHH-15240] - Defining a UserVersionType causes AssertionError from VersionResolution if running in JVM with "-ea" flag set
    * [HHH-15239] - "user guide" for 5.6 is missing after 6.0 is released
    * [HHH-15238] - Documentation: update JDBC logging configuration for 6.0
    * [HHH-15236] - Fix signing of published artifacts
    * [HHH-15233] - Query NPE when using ":param IS NULL" and the parameter value is an Entity 

    * [HHH-15232] - OneToOne-Relation: Exception when using empty List in setParameter
    * [HHH-15229] - Query returns null for broken foreign key reference and NotFoundAction.EXCEPTION
    * [HHH-15225] - Jta transactions,  name queries with errors throw IllegalStateException instead of IllegalArgumentException when transaction is not active
    * [HHH-15223] - Embeddables in the Query Result, the embeddable instance returned by the query will not be in the managed state 
    * [HHH-15212] - SchemaExport.execute does not replace the ${schema}-placeholder in HBM database-object with configured schema
    * [HHH-15211] - ClassCastException being thrown in transaction commit()
    * [HHH-15202] - Unnecessary memory waste due to SubselectFetch
    * [HHH-15201] - Composite ID with dynamic-map entities fails with an exception
    * [HHH-15196] - LikeExpression.getTypedValues() should use the default Locale instead of Locale.ROOT for lowercasing.
    * [HHH-15193] - Fix Gradle plugin - forcing dependency on hibernate-core SNAPSHOT
    * [HHH-15174] - TimeZoneStorageType.NORMALIZE_UTC doesn't normalize to UTC
    * [HHH-15168] - Trying to execute a native query without parameters throws a NPE
    * [HHH-15167] - IllegalArgumentException occurred while calling setter for property 
    * [HHH-15164] - Byte Code Enhancement : ClassNotFoundException: net.bytebuddy.NamingStrategy$SuffixingRandom$BaseNameResolver
    * [HHH-15163] - hibernate-jpamodelgen 6.0 throws java.lang.ClassNotFoundException: jakarta.xml.bind.JAXBException at build time
    * [HHH-15162] - Predicate with LENGTH(<clob>) is causing a QueryException
    * [HHH-15161] - Insert statement not inferring types in select clause based on target paths
    * [HHH-15154] - User Guide: "using passing" in section 11.11 FetchMode.SUBSELECT
    * [HHH-15150] - Hibernate 6 EmbeddedId CacheKeys are no longer Serializable
    * [HHH-15141] - Bytecode enhancement fails for a protected, embedded field in a MappedSuperclass from a different package than the entity

** Improvement
    * [HHH-15221] - Fix a logging error in JdbcValuesCacheHit
    * [HHH-15220] - correct obvious typos in either comment or variable name
    * [HHH-15210] - Oracle dialect should have MaxIdentifierLength to 128 for version equals or above 12.2
    * [HHH-15208] - Upgrade to Micrometer 1.8.4
    * [HHH-15207] - Upgrade GraalVM SDK to 22.0.0.2
    * [HHH-15206] - Upgrade to ANTLR 4.10
    * [HHH-15204] - Remove dependency to jakarta.activation:jakarta.activation-api
    * [HHH-15200] - Support XML DDL type
    * [HHH-15189] - Deprecation warning for lock timeout is always printed
    * [HHH-15187] - Upgrade to HCANN 6.0.0.Final
    * [HHH-15184] - Improve efficiency of Component#getSelectables()
    * [HHH-15170] - Dedicated chapter for "Build Tool Support" 
    * [HHH-15157] - Add HQL query to NoResultException
    * [HHH-14992] - Stop building ZIP and TGZ dists to upload to SF
    * [HHH-4384] - @JoinColumn must be set for @AssociationOverride to work

** New Feature
    * [HHH-15165] - Add GEOGRAPHY constant to SqlTypes

** Task
    * [HHH-15237] - Upgrade to Agroal 2.0
    * [HHH-15226] - Publish a Gradle platform (Maven Bom++) for Hibernate ORM
    * [HHH-15224] - Update list of modules in the documentation
    * [HHH-15222] - Introduce an helper class SPI for decorating a Session instance when the instance is lazily provided
    * [HHH-15219] - Re-introduce the ability to stop and then reactivate a ServiceRegistry
    * [HHH-15209] - Upgrade to bytebuddy 1.12.9


Changes in 6.0.0.Final (March 31, 2022)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32049

** Bug
    * [HHH-15131] - JPA Compliance issue with Envers
    * [HHH-15118] - PooledOptimizer generates duplicate ids when several JVMs initialize optimizer and sequence value is the initial value
    * [HHH-15117] - ConstraintViolationException is thrown using same @SecondaryTable on two entities
    * [HHH-15115] - Deleting an entity with Joined inheritance and default schema set is throwing and error
    * [HHH-15113] - Exception setting ParameterExpressions on Update Queries
    * [HHH-15111] - MappingException is thrown for @JoinColumn with referencedColumnName on a @SecondaryTable 
    * [HHH-15105] - Getting the CacheRegionStatistics before executing a query leads to a NPE later on
    * [HHH-15098] - suboptimal/incorrect behavior when updating managed oneToMany collection on entity with naturalId
    * [HHH-15091] - EntityManager.persist does not verify the existence of the one side of a many-to-one relationship, introduced 5.4.17
    * [HHH-14487] - PropertyAccessStrategyMapImpl imports wrong class

** Improvement
    * [HHH-15144] - Add IncubationLogger
    * [HHH-15143] - Add an "implicit naming strategy" for database structures (sequence and tables) for identifier generators
    * [HHH-15138] - Remove support for Eviction Listeners in BoundedConcurrentHashMap
    * [HHH-15078] - Support for Tuple and SelectionQuery
    * [HHH-15055] - Document SelectionQuery and MutationQuery
    * [HHH-14672] - Allow specifying CHAR-based storage for UUID mappings
    * [HHH-14510] - Remove deprecated id-gen related contracts and classes
    * [HHH-13135] - Add support for KEY/NO KEY locking in PostgreSQL

** New Feature
    * [HHH-14739] - Implement ILike support in 6

** Task
    * [HHH-15139] - Improvements for QueryInterpretationCache
    * [HHH-15133] - Use specified result-type to better infer "shape" of query results with implicit selections
    * [HHH-15132] - Improvements for NavigablePath
    * [HHH-15119] - Upgrade to ByteBuddy 1.12.8
    * [HHH-15107] - Update build to make tests pass against JDK19
    * [HHH-14884] - More improvements to Domain Model chapter of the User Guide
    * [HHH-14872] - Re-enable hibernate-gradle-plugin


Changes in 6.0.0.CR2 (March 09, 2022)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32033

** Bug
    * [HHH-15084] - JpaCompliantLifecycleStrategy uses deprecated BeanManager method that's gone in CDI 4.0
    * [HHH-15082] - JDBC Statement leaks after exceptions other than SQLException during insert/update/...
    * [HHH-15073] - Criteria query built from JPA metamodel throws PersistenceException: Specified result type [long] did not match Query selection type [java.lang.Long]
    * [HHH-15071] - "this.anticipatedType" is null
    * [HHH-15068] - "CDI BeanManager not (yet) ready to use" when refferring to a user type by name and using an ExtendedBeanManager
    * [HHH-15057] - JdbcSQLException: NULL not allowed for column "BOOKS_ORDER" when inserting into many-to-many list
    * [HHH-15054] - NPE on cascade-delete for @OneToMany(mappedBy = ...) association
    * [HHH-14932] - Spatial support for PostgreSQL 10+ uses invalid WKB dialect
    * [HHH-13694] - Numeric Overflow Exception when retrieving the Meta-data for sequences from Oracle Database
    * [HHH-10463] - Coalesce does not handle NULL values properly for PostgreSQL 
    * [HHH-15090] - Access to public field with extended bytecode enhancement returns null for entity lazy-loaded from polymorphic toOne association

** Improvement
    * [HHH-15106] -  fk() SQM function
    * [HHH-15099] - Improve handling of associations marked with @NotFound
    * [HHH-15094] - Handle http://hibernate.org and https://* for all DTDs in LocalXmlResourceResolver

** Task
    * [HHH-15114] - Clean up deprecations
    * [HHH-14604] - Sign published artifacts


Changes in 6.0.0.CR1 (January 27, 2022)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32013

** Bug
    * [HHH-15046] - DB2z and DB2i NullpointerException on initialization
    * [HHH-15044] - Revert HHH-14826 fix because the provided test was wrong
    * [HHH-15037] - Criteria Update/Delete with vararg parameters throws NullPointerException
    * [HHH-15035] - Native query type discovery with h2 2.0.202 with float(..) DDL type
    * [HHH-15014] - H2Dialect does not work properly with h2 2.0.202 on sub selects with tuples
    * [HHH-15013] - H2Dialect does not work properly with h2 2.0.202 and sequences
    * [HHH-15009] - H2Dialect does not work properly with h2 2.0.202 and updating schema 
    * [HHH-14991] - Cache StoreMode property not renamed to Jakarta Persistence API
    * [HHH-14985] - H2Dialect does not work properly with h2 2.0.202 on inserts
    * [HHH-14958] - Use of CDI to create built-in generators upon metadata creation, leading to errors if CDI is not yet initialized
    * [HHH-9688] - Combination of @OrderBy and @SortComparator

** Improvement
    * [HHH-15047] - Ensure all spatial functions have a valid FunctionReturnTypeResolver
    * [HHH-15042] - Add Offset-Feature for DB2zDialect
    * [HHH-15030] - Introduce SelectionQuery and MutationQuery
    * [HHH-15021] - Support for UserCollectionType
    * [HHH-15017] - Clean-up Query#setParameter overloads
    * [HHH-14974] - Allow AttributeConverter as parameter type
    * [HHH-14951] - Add @EmbeddableRepresentationStrategy
    * [HHH-14950] - Support mapping of embeddables with no setters (assuming a custom instantiator or repo-strategy is used)
    * [HHH-14808] - Refactor SpatialPredicates for H6
    * [HHH-14807] - Upgrade spatial support for Oracle
    * [HHH-14805] - Upgrade spatial support for SqlServer
    * [HHH-14804] - Upgrade spatial support for MySQL
    * [HHH-14682] - H2 supports COMMENT ON
    * [HHH-13361] - Allow audited entities that use composite identifiers to support nested embeddables.
    * [HHH-11836] - Create an @EndOfLife corollary to @Incubating
    * [HHH-11696] - Remove (deprecated) Settings in favor of SessionFactoryOptions

** New Feature
    * [HHH-14855] - Support passing a String representation of EntityGraph we can parse through the graph-language parser 
    * [HHH-11595] - Add complementing annotation for @CollectionTable for customizing audit table name
    * [HHH-11433] - Allow usage of KEY expression in a join

** Remove Feature
    * [HHH-14866] - Drop `@ParamDef#type`
    * [HHH-11447] - Remove org.hibernate.query.procedure.ProcedureParameter#enablePassingNulls and #isPassNullsEnabled

** Sub-task
    * [HHH-14497] - Drop legacy id-generator settings

** Task
    * [HHH-15040] - Upgrade to Hibernate Commons Annotations 6.0.0.CR1
    * [HHH-15033] - Restrict JNDI lookups to "java" scheme
    * [HHH-15031] - Upgrade to ByteBuddy 1.12.7
    * [HHH-15029] - Remove deprecated JndiHelper
    * [HHH-15028] - Upgrade to JBoss Logging 3.4.3.Final
    * [HHH-15026] - Upgrade to Log4J 2.17.1
    * [HHH-15024] - Upgrade to Jandex 2.4.2.Final
    * [HHH-15018] - OracleTypesHelper shouldn't log stacktraces when the Oracle JDBC driver isn't loadable
    * [HHH-15000] - Upgrade to Hibernate Commons Annotations 6.0.0.Beta1
    * [HHH-14999] - Upgrade to Hibernate Validator 6.2.1.Final (EE) and 7.0.2.Final (Jakarta)
    * [HHH-14998] - Upgrade to GraalVM 21.3.0
    * [HHH-14997] - Upgrade to Agroal 1.14
    * [HHH-14996] - Upgrade to JBoss Logging Processor (and matching Annotations) 2.2.1.Final
    * [HHH-14995] - Upgrade to Jandex 2.4.1.Final
    * [HHH-14905] - Verify that custom JavaType and JdbcType registration combo works
    * [HHH-14886] - Add ability to influence CollectionSemantics
    * [HHH-14885] - New composite user-type


Changes in 6.0.0.Beta3 (December 18, 2021)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/32004

** Bug
    * [HHH-14972] - log4j2 <= 2.14.1 has an RCE (CVE-2021-44228)
    * [HHH-14948] - Metamodel imports cache increases indefinitely for dynamically generated HQL aliases eventually leading to an OOM
    * [HHH-14934] - java.lang.IllegalStateException: SqmJpaCriteriaParameterWrapper references for JpaCriteriaParameter already exhausted
    * [HHH-14933] - Unable to set the original Selection back in CriteriaQuery
    * [HHH-14922] - Inconsistent precedence of orm.xml implicit catalog/schema over "default_catalog"/"default_schema"
    * [HHH-14280] - VirtualEntitySingleIdMapper throws a NullPointerException when the composite identifier contains a not audited entity (using @IdClass)
    * [HHH-14211] - @Lob String mapping broken
    * [HHH-11435] - Alias available in WITH clause although not defined yet and generates invalid SQL
    * [HHH-9432] - SQL syntax failure when collection uses @Where annotation on audit join table.

** Improvement
    * [HHH-14977] - @Where is broken in 6.0
    * [HHH-14949] - Support @Access on @ElementCollection (for embeddable elements)
    * [HHH-14921] - Definition of the default catalog/schema on session factory creation
    * [HHH-13393] - Add support for ZoneId and ZoneOffset
    * [HHH-13082] - Support specifying an AttributeConverter class as a @ColumnResult#type
    * [HHH-11896] - Support specification of 'on-clause' criterias when traversing relations in audit query API
    * [HHH-11895] - Support traversal of components in audit queries
    * [HHH-11735] - Support traversal of to-many associations in audit queries
    * [HHH-11573] - No entity type expressions can be used in the Envers Query API
    * [HHH-11452] - No scalar functions can be used in the Envers Query API
    * [HHH-10558] - Add support for java.time.Year

** New Feature
    * [HHH-14981] - Support null precedence with Envers Query API
    * [HHH-13817] - Envers: Please support nested criteria in revisionsOfEntity queries
    * [HHH-8051] - targetAuditMode=RelationTargetAuditMode.NOT_AUDITED should allow for missing entity targets

** Sub-task
    * [HHH-14960] - Add @IdGeneratorType for better custom generator config
    * [HHH-14718] - Drop deprecated generator implementations

** Task
    * [HHH-14988] - Upgrade to ByteBuddy 1.12.5
    * [HHH-14979] - Upgrade to Log4J 2 2.16.0


Changes in 6.0.0.Beta2 (December 02, 2021)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/31969

** Bug
    * [HHH-14914] - Passing an ExtendedBeanManager which is never notified leads to runtime errors
    * [HHH-14913] - sub-query modifiers are ignored
    * [HHH-14877] - FetchMode.SUBSELECT ignored
    * [HHH-14876] - Parameter padding for IN clauses doesn't work in Hibernate 6.0.0.Beta1
    * [HHH-14875] - Slow query log seems to be missing in Hibernate 6.0.0.Beta1
    * [HHH-14874] - Lazy loading of basic attributes in different @LazyGroups throws ArrayIndexOutOfBoundsException
    * [HHH-9862] - Multiple TREAT operators does not work properly for joined inheritance
    * [HHH-9229] - @Audited and @AuditOverride does not work consistently for embeddables that extend a mapped superclass
    * [HHH-9228] - @AuditOverride has no affect if an embeddable is @Audited

** Deprecation
    * [HHH-11469] - Remove ModificationStore 

** Improvement
    * [HHH-14928] - Document CDI integration
    * [HHH-14925] - Switch from BasicType to JavaType/JdbcType for Geometry types
    * [HHH-14836] - Provide `ExtensionTypes` class to hold the non-standard type codes
    * [HHH-14803] - Upgrade spatial support for MariaDB
    * [HHH-14802] - Upgrade spatial support for CockroachDB
    * [HHH-14801] - Upgrade spatial support for Postgis
    * [HHH-14800] - Remove need for SpatialDialects
    * [HHH-14738] - Update tests for hibernate-spatial to junit5 
    * [HHH-14403] - Walk Fetchables for a container width-first rather than depth-first
    * [HHH-12077] - Support short-naming of audit strategies via configuration.
    * [HHH-11483] - Build models based on JAXB rather than using Dom4J
    * [HHH-10496] - Allow RevisionTimestamp to be of type java.time.LocalDateTime

** New Feature
    * [HHH-14906] - Support H2GIS in Spatial
    * [HHH-14663] - Add testing for s390x to Jenkins CI
    * [HHH-14576] - Support TiDB
    * [HHH-10925] - Add annotation to ignore specific tests based on audit strategy being used.
    * [HHH-9062] - Validity audit strategy: end revision timestamp is not stored in tables for joined subclasses
    * [HHH-6210] - ValidityAuditStrategy doesn't support a numeric column for the revision end timestamp
    * [HHH-5529] - Bulk delete on Entity with @ElementCollection ignores the @CollectionTable

** Task
    * [HHH-14946] - Require JDK 11
    * [HHH-14923] - Allow CriteriaQuery to determine its "return type" as part of setting the selection
    * [HHH-14919] - Improve handling for java.sql.Date, Time and Timestamp
    * [HHH-14890] - One-to-one mapped-by referencing embedded nested property doesn't work in Hibernate 6.0.0.Beta1
    * [HHH-13395] - Update Envers to use the new Integrator signature.


Changes in 6.0.0.Beta2 (December 02, 2021)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/31969

** Bug
    * [HHH-14914] - Passing an ExtendedBeanManager which is never notified leads to runtime errors
    * [HHH-14913] - sub-query modifiers are ignored
    * [HHH-14877] - FetchMode.SUBSELECT ignored
    * [HHH-14876] - Parameter padding for IN clauses doesn't work in Hibernate 6.0.0.Beta1
    * [HHH-14875] - Slow query log seems to be missing in Hibernate 6.0.0.Beta1
    * [HHH-14874] - Lazy loading of basic attributes in different @LazyGroups throws ArrayIndexOutOfBoundsException
    * [HHH-9862] - Multiple TREAT operators does not work properly for joined inheritance
    * [HHH-9229] - @Audited and @AuditOverride does not work consistently for embeddables that extend a mapped superclass
    * [HHH-9228] - @AuditOverride has no affect if an embeddable is @Audited

** Deprecation
    * [HHH-11469] - Remove ModificationStore 

** Improvement
    * [HHH-14928] - Document CDI integration
    * [HHH-14925] - Switch from BasicType to JavaType/JdbcType for Geometry types
    * [HHH-14836] - Provide `ExtensionTypes` class to hold the non-standard type codes
    * [HHH-14803] - Upgrade spatial support for MariaDB
    * [HHH-14802] - Upgrade spatial support for CockroachDB
    * [HHH-14801] - Upgrade spatial support for Postgis
    * [HHH-14800] - Remove need for SpatialDialects
    * [HHH-14738] - Update tests for hibernate-spatial to junit5 
    * [HHH-14403] - Walk Fetchables for a container width-first rather than depth-first
    * [HHH-12077] - Support short-naming of audit strategies via configuration.
    * [HHH-11483] - Build models based on JAXB rather than using Dom4J
    * [HHH-10496] - Allow RevisionTimestamp to be of type java.time.LocalDateTime

** New Feature
    * [HHH-14906] - Support H2GIS in Spatial
    * [HHH-14663] - Add testing for s390x to Jenkins CI
    * [HHH-14576] - Support TiDB
    * [HHH-10925] - Add annotation to ignore specific tests based on audit strategy being used.
    * [HHH-9062] - Validity audit strategy: end revision timestamp is not stored in tables for joined subclasses
    * [HHH-6210] - ValidityAuditStrategy doesn't support a numeric column for the revision end timestamp
    * [HHH-5529] - Bulk delete on Entity with @ElementCollection ignores the @CollectionTable

** Task
    * [HHH-14946] - Require JDK 11
    * [HHH-14923] - Allow CriteriaQuery to determine its "return type" as part of setting the selection
    * [HHH-14919] - Improve handling for java.sql.Date, Time and Timestamp
    * [HHH-14890] - One-to-one mapped-by referencing embedded nested property doesn't work in Hibernate 6.0.0.Beta1
    * [HHH-13395] - Update Envers to use the new Integrator signature.



Changes in 6.0.0.Beta2 (December 02, 2021)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/31969

** Bug
	* [HHH-14914] - Passing an ExtendedBeanManager which is never notified leads to runtime errors
	* [HHH-14913] - sub-query modifiers are ignored
	* [HHH-14877] - FetchMode.SUBSELECT ignored
	* [HHH-14876] - Parameter padding for IN clauses doesn't work in Hibernate 6.0.0.Beta1
	* [HHH-14875] - Slow query log seems to be missing in Hibernate 6.0.0.Beta1
	* [HHH-14874] - Lazy loading of basic attributes in different @LazyGroups throws ArrayIndexOutOfBoundsException
	* [HHH-9862] - Multiple TREAT operators does not work properly for joined inheritance
	* [HHH-9229] - @Audited and @AuditOverride does not work consistently for embeddables that extend a mapped superclass
	* [HHH-9228] - @AuditOverride has no affect if an embeddable is @Audited

** Deprecation
	* [HHH-11469] - Remove ModificationStore

** Improvement
	* [HHH-14928] - Document CDI integration
	* [HHH-14925] - Switch from BasicType to JavaType/JdbcType for Geometry types
	* [HHH-14836] - Provide `ExtensionTypes` class to hold the non-standard type codes
	* [HHH-14803] - Upgrade spatial support for MariaDB
	* [HHH-14802] - Upgrade spatial support for CockroachDB
	* [HHH-14801] - Upgrade spatial support for Postgis
	* [HHH-14800] - Remove need for SpatialDialects
	* [HHH-14738] - Update tests for hibernate-spatial to junit5
	* [HHH-14403] - Walk Fetchables for a container width-first rather than depth-first
	* [HHH-12077] - Support short-naming of audit strategies via configuration.
	* [HHH-11483] - Build models based on JAXB rather than using Dom4J
	* [HHH-10496] - Allow RevisionTimestamp to be of type java.time.LocalDateTime

** New Feature
	* [HHH-14906] - Support H2GIS in Spatial
	* [HHH-14663] - Add testing for s390x to Jenkins CI
	* [HHH-14576] - Support TiDB
	* [HHH-10925] - Add annotation to ignore specific tests based on audit strategy being used.
	* [HHH-9062] - Validity audit strategy: end revision timestamp is not stored in tables for joined subclasses
	* [HHH-6210] - ValidityAuditStrategy doesn't support a numeric column for the revision end timestamp
	* [HHH-5529] - Bulk delete on Entity with @ElementCollection ignores the @CollectionTable

** Task
	* [HHH-14946] - Require JDK 11
	* [HHH-14923] - Allow CriteriaQuery to determine its "return type" as part of setting the selection
	* [HHH-14919] - Improve handling for java.sql.Date, Time and Timestamp
	* [HHH-14890] - One-to-one mapped-by referencing embedded nested property doesn't work in Hibernate 6.0.0.Beta1
	* [HHH-13395] - Update Envers to use the new Integrator signature.



Changes in 6.0.0.Beta1 (October 11, 2021)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/27100

** Bug
    * [HHH-14820] - type-defs with "global" parameters not working
    * [HHH-14814] - Inconsistent rendering of table alias in delete queries
    * [HHH-14772] - Session.find does not respect enabled filters
    * [HHH-14764] - Testsuite: AssertionErrors must not be caught
    * [HHH-14763] - Avoid supress exceptions in try/finally
    * [HHH-14762] - Testsuite: Assert.notNull must not be used on primitive types
    * [HHH-13140] - Criteria API multiselect aliases are not passed through to the JPQL query and they are not available in ResultTransformer
    * [HHH-11280] - Proxy Narrowing (HHH-9071) breaks polymorphic query
    * [HHH-10504] - SQLQuery with join returns the joined entity instead of the root one
    * [HHH-7525] - @Formula annotation with native query returning entity value causes NullPointerException

** Improvement
    * [HHH-14865] - Re-work @Any and @ManyToAny support
    * [HHH-14864] - Drop legacy Type-based annotations
    * [HHH-14863] - Compositional definition of basic value mappings
    * [HHH-14856] - Introduce @CustomType
    * [HHH-14777] - Support LockOptions.SKIP_LOCKED for MariaDB 10.6+
    * [HHH-14642] - verify/test Criteria in v6
    * [HHH-14484] - Improve support for Firebird 4
    * [HHH-14452] - Support set operations in JPA Criteria API
    * [HHH-13717] - Implement HQL/Criteria TREAT support using SQM
    * [HHH-12623] - Improve Javadoc comments for QueryHints.html#NATIVE_SPACES
    * [HHH-11042] - Cannot count distinct on SQL Server on embedded ids
    * [HHH-10825] - Improve concurrency design of ServiceBinding

** New Feature
    * [HHH-14188] - Enumerated "short name" handling in HQL
    * [HHH-8172] - New matches query operator

** Remove Feature
    * [HHH-14870] - Rename {Xyz}TypeDescriptor as {Xyz}Type
    * [HHH-14846] - Drop JMX integration
    * [HHH-14844] - Drop JACC integration

** Task
    * [HHH-14871] - Temporarily disable hibernate-gradle-plugin
    * [HHH-14848] - Move Ant tasks + support from hibernate-core into tooling/hibernate-ant
    * [HHH-14837] - Migrate to Jakarta EE 
    * [HHH-11755] - Drop "Serializable" from the Event Listener interfaces


Changes in 6.0.0.Alpha9 (August 4, 2021)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/31944

** Bug
    * [HHH-14719] - Hibernate has a dependency on apache-derby:10.11.1.1 that is vulnerable to CVE-2015-1832 with a CVSS of 9.1 and CVE-2018-1313 with a CVSS of 5.3
    * [HHH-14715 - Hibernate has a dependency to maven-core:3.0.5 that is vulnerable to CVE-2021-26291 with a CVSS of 9.1]
    * [HHH-14704] - Union \+ OneToOne is broken in Hibernate 6

** Improvement
    * [HHH-14745] - Add FunctionContributor contract
    * [HHH-14678] - Drop ResultSetWrapper and friends
    * [HHH-14617] - Remove `QueryLiteralRendering` and `LiteralHandlingMode` from v6 codebase
    * [HHH-14512] - Add Jenkinsfile for ORM
    * [HHH-2407] - rework HQL translator
    * [HHH-1615] - GROUP BY entity does not work

** New Feature
    * [HHH-14693] - Introduce hibernate-community-dialects module
    * [HHH-10668] - Add SQL dialect for SQLite 3

** Sub-task
    * [HHH-14718] - Drop deprecated generator implementations
    * [HHH-14495] - Use table name, rather than entity name, as base for per-entity implicit sequence naming
    * [HHH-3688] - Formalize new HQL normalize phase
    * [HHH-3687] - Formalize new HQL parse phase

** Task
    * [HHH-14605] - Handling for BLOB, CLOB and NCLOB relative to JavaTypeDescriptor `#isString` and `#isBinary`



Changes in 6.0.0.Alpha8 (May 18, 2021)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/31932

** Bug
    * [HHH-14449] - ResultStream closing is not properly handled 

** Improvement
    * [HHH-14601] - fix typos of 'extracter' in v6
    * [HHH-14600] - verify UUID in v6
    * [HHH-10992] - Extend support for integrator-contributed domain and relational objects

** Remove Feature
    * [HHH-14598] - Drop `hibernate-infinispan`
    * [HHH-14518] - Drop hibernate-osgi module

** Task
    * [HHH-14589] - Make sure documentation examples regarding basic-types work and update the section
    * [HHH-14524] - Rename SqlType(X) as JdbcType(X)
    * [HHH-14513] - Move publishing release artifacts from BinTray
    * [HHH-12416] - Drop (or set up relocation) for hibernate-ehcache
    * [HHH-11995] - Drop hibernate-entitymanager artifact
    * [HHH-11994] - Drop hibernate-java8 artifact
    * [HHH-11692] - Consider a new matches operator



Changes in 6.0.0.Alpha7 (March 18, 2021)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/31878

** Bug
    * [HHH-14390] - StackOverflowError with @Fetch(FetchMode.SELECT) mapped for entity with an ID that is a bidirectional one-to-one eager association
    * [HHH-14394] - Column "XYZ" must be in the GROUP BY list; SQL Error: 90016
    * [HHH-14466] - StackOverflowError loading an entity with eager one-to-many if bidirectional and many-to-one side is the ID
    * [HHH-14508] - Logging in debug mode gives an invalid conversion error in StandardRowReader.java

** New Feature
    * [HHH-1050] - HQL Unions
    * [HHH-14188] - Enumerated "short name" handling in HQL
    * [HHH-14285] - Create "project template"
    * [HHH-14409] - Internal format of natural-id values

** Task
    * [HHH-14186] - @ColumnTransformer support
    * [HHH-14192] - H2 compatibility: explicitly specify precision/scale for @Column in test
    * [HHH-14195] - Generated DDL for UUID fields contains columns of length 255
    * [HHH-14315] - Upgrade to Gradle 6.7 and use toolchains for per-JDK builds

** Improvement
    * [HHH-10282] - AttributeConverter for Enum within JPQL query
    * [HHH-13077] - Optimize query plan call count
    * [HHH-13658] - Make NO_PROXY unnecessary
    * [HHH-13884] - Follow javax.persistence.criteria.Order.reverse() contract
    * [HHH-14286] - Improvements to Hibernate's Gradle Plugin
    * [HHH-14313] - New natural-id features
    * [HHH-14318] - `@JoinFormula` and `@JoinColumnOrFormula` support
    * [HHH-14452] - Support set operations in JPA Criteria API
    * [HHH-14456] - Allow unwrap of DialectResolutionInfo to support detecting PostgreSQL forks
    * [HHH-14478] - Allow DialectResolvers to be discovered by ServiceLoader

** Sub-task
    * [HHH-13757] - Second-level cache cleanup
    * [HHH-14469] - Support schema-tooling on sub-sets of the relational model known to Hibernate
    * [HHH-14491] - Apply default allocation/increment size for @GeneratedValue(AUTO)
    * [HHH-14492] - Prefer sequence-per-entity (hierarchy) by default

** Remove Feature
    * [HHH-14450] - Drop ability to disable "enhanced proxies"




Changes in 6.0.0.Alpha6 (August 20, 2020)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/31848

** Bug
    * [HHH-13828] - Drop EntityPersister extending the internal interface InFlightEntityMappingType

** Improvement
    * [HHH-14172] - Drop any/all usage of Javassist
    * [HHH-14167] - JpaCompliance for @OrderBy handling
    * [HHH-13745] - Verify HqlTranslator usability without SessionFactory

** New Feature
    * [HHH-13132] - HQL inline EntityGraph support
    * [HHH-1523] - Rebuild fetches from query-cache hits

** Task
    * [HHH-14174] - Implent Collection#getElementByIndex
    * [HHH-14173] - @Parent support
    * [HHH-14171] - `@Formula` support
    * [HHH-14170] - Implement RowId support
    * [HHH-14169] - Implement SQM `member of` predicate
    * [HHH-14168] - Support for custom Type/UserType impls
    * [HHH-14166] - Allow nulls-precedence in HQL/SQM
    * [HHH-14165] - Implement support for embeddable-valued QueryParameters
    * [HHH-14164] - Verify / enable query result caching
    * [HHH-14163] - Named ResultSet mappings
    * [HHH-14162] - NativeQuery support
    * [HHH-14161] - NamedQuery support



Changes in 6.0.0.Alpha5 (April 24, 2020)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/browse/HHH/fixforversion/31821

** Bug
    * [HHH-13711] - H2 dialect not accurate for drop table since version 1.4.200

** Task
    * [HHH-13937] - Remove JUnit 5 as compile-time dependency
    * [HHH-13953] - Upgrade dom4j to 2.1.3



Changes in 6.0.0.Alpha4 (December 20, 2019)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/31817

** Bug
    * [HHH-13777] - UnsupportedOperationException is thrown for MappedSuperclass if the id is declared on subclasses

** Task
    * [HHH-13746] - Implement Load by Multiple Ids using SQL AST
    * [HHH-13763] - Update all load-by-key handling to use SQL AST
    * [HHH-13778] - `@OrderBy` handling using SQL AST

** Improvement
    * [HHH-13718] - secondary tables support
    * [HHH-13769] - Avoid unnecessary joins


Changes in 6.0.0.Alpha1 (November 23, 2019)
------------------------------------------------------------------------------------------------------------------------

https://hibernate.atlassian.net/projects/HHH/versions/31768/

** Sub-task
    * [HHH-13714] - HQL/Criteria UPDATE support
    * [HHH-13715] - HQL/Criteria DELETE support

** New Feature
    * [HHH-11474] - Implement support for LIMIT and OFFSET clause

** Task
    * [HHH-13395] - Update Envers to use the new Integrator signature.
    * [HHH-13725] - Implement ToOne Associations support
    * [HHH-13732] - Implement OneToOne support

** Improvement
    * [HHH-11828] - Adjust EntityMode, Tuplizer and friends to the 6.0 metamodel (Navigable et.al.) contracts
    * [HHH-13081] - Pass BootstrapContext to Integrator#integrate
    * [HHH-13224] - Look at removing references to SessionFactory from various components

** Remove Feature
    * [HHH-10071] - Remove support for "collection properties" in HQL
    * [HHH-11990] - Remove LogicalConnectionImplementor#makeShareableCopy