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8.1 Persistence Context, 1st Level Cache & Dirty Checking
Topic Summary
Understand EntityManager snapshots, first-level cache identity, and automatic UPDATE generation via dirty checking.
What You Will Learn
• Understand entity states: Transient, Managed, Detached, Removed.
• Explain Hibernate's first-level cache and SQL statement batching.
• Leverage automatic dirty checking without calling `repository.save()`.
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