// Fast: Fetches only what you need, immutable, no persistence context overhead List<PostDTO> posts = entityManager.createQuery("select new com.dto.PostDTO(p.id, p.title) from Post p", PostDTO.class).getResultList();
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The search for the "PDF" usually starts after a developer realizes that Hibernate generated 500 queries for a single REST call. The knee-jerk reaction is to abandon ORMs entirely. // Fast: Fetches only what you need, immutable,