Hibernate 6 Changelog ======================= Note: Please refer to JIRA to learn more about each issue. 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