asmhatre/hibernate-demo
1
0
Fork 0
Code Activity

Add Hibernate 7 batches 2-6, batch 7, and batch 8: mapping styles, JPA annotations, natural IDs, @Immutable, stored procedures, in-memory test databases, JNDI mocking, proxies, associations, temporal mapping, named queries, HQL, Criteria API, EntityManager bootstrapping, Ehcache 3 L2 cache configuration, HikariCP connection pooling, Hibernate Validator CDI integration, aggregate functions, sorting, pagination, interceptors, and Hibernate Search 8 (Hibernate 7.4.5.Final + Spring Boot 4.1.1 + JDK 25)

Browse Source
This commit is contained in:
asmhatre
2026-09-20 06:06:42 +00:00
committed by Claude
commit 8568c0ce6c
330 changed files with 23668 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
docs/output/association-multiplebag-and-cartesian.txt
Executable
+6
View File
@@ -0,0 +1,6 @@
Fix #2 (two queries): 2 queries fired, books=4, awards=3
Cartesian product: 4 books x 3 awards for 1 author -> raw SQL join rows = 12, distinct entities returned = 1
MultipleBagFetchException reproduction -- wrapper class: java.lang.IllegalArgumentException
MultipleBagFetchException reproduction -- root cause class: org.hibernate.loader.MultipleBagFetchException
MultipleBagFetchException reproduction -- verbatim message: cannot simultaneously fetch multiple bags: [com.ankurm.hibernatedemo.association.BagAuthorList.awards, com.ankurm.hibernatedemo.association.BagAuthorList.books]
Fix #1 (Set instead of List): 1 distinct authors returned, 1 queries fired