Entities, EntityManager & the Persistence Context A Specification, Not an Implementation JPA defines a standard set of interfaces/annotations for mapping Java objects to a relational database, without itself being a conc…
ReadRelationships, JPQL, Fetching & Real-World Tradeoffs Relationships & Fetch Strategy @Entity public class Customer { @OneToMany(mappedBy = "customer", fetch = FetchType.LAZY) private List<Order> orders; } @OneToMany/@Many…
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