Hibernate 6: What's New and Why It Matters
summary
Overview of Hibernate 6 changes relevant to JPA users: package rename from javax to jakarta and Java 11 baseline, plus concrete API and internal improvements. Covers new built-in data type mapping (including JSON support without extra libraries), redesigned ID generation API, clearer SQL logging, the new Semantic Query Model (enabling features like window functions), and a switch from depth-first to breadth-first entity traversal, with examples and migration considerations.
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chapters (21)
- 0:00Introduction
- 2:32What's new in Hibernate 6
- 5:21API changes
- 7:08Jakarta Persistence move
- 9:00JSON in Hibernate 6
- 11:32Custom data types
- 14:01Date-time handling
- 16:31ID generation
- 19:04Mapping improvements
- 23:05LOB in PostgreSQL
- 25:12Multitenancy support
- 27:02External API changes
- 28:05Internal changes and performance
- 29:53Semantic query model
- 33:54HQL vs Criteria API
- 37:28Window functions support
- 40:22Criteria API issues
- 43:10Cascade save problems
- 45:18Entity graph traversal
- 47:31Summary and future
- 48:54Q&A
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