hibernate-cache

问题 I tried googling this and found a possible duplicate of the question, but I cannot preview it: https://stackoverflow.com/questions/49344593/inverse-side-one-to-one-relationship-caching-not-working Given two domain model classess: @Entity @Table(name = "object_a") @org.hibernate.annotations.Cache(usage = CacheConcurrencyStrategy.READ_WRITE) public class ObjectA extends AbstractEntity { private String name; @OneToOne(fetch = FetchType.EAGER) @JoinColumn(name = "object_b_id") private ObjectB

问题 I am trying to enable Hibernate's 2nd level cache but cannot avoid multiple queries being issued for OneToOne relations. My models are: @Entity @Cache(usage = CacheConcurrencyStrategy.READ_WRITE) public class Business { @OneToOne(mappedBy = "business", cascade = {CascadeType.REMOVE}, fetch = FetchType.EAGER) private Address address; } @Entity @Cache(usage = CacheConcurrencyStrategy.READ_WRITE) public class Address { @ManyToOne(fetch = FetchType.EAGER) @JoinColumn(name = "business_id", unique

问题 Theoretically, session.get() method is supposed to hit the database always, no matter whether the entity is stored in the cache or not. But whenever I use session.get() or session.load(), both doesn't hit the database second time. Session session = factory.openSession(); tx = session.beginTransaction(); Customer cust = (Customer)session.get(Customer.class,2); System.out.println(cust.getCid()+","+cust.getFirstName()+","+cust.getLastName()+","+cust.getPhone()); Customer cust2 = (Customer

问题 I'm writing a transactional junit-based IT test for Spring Data JPA repository. To check number of rows in table I use side JDBCTemplate. I notice, that in transactional context invoking of org.springframework.data.repository.CrudRepository#save(S) doesn't take effect. SQL insert in not performed, number of rows in table is not increased. But If I invoke org.springframework.data.repository.CrudRepository#count after the save(S) then SQL insert is performed and number of rows is increased. I

问题 I am trying to upgrade Ehcache for my Project from 2.6 to 3.0 version. Any replacement for net.sf.ehcache.Element and CacheExceptionHandler. Less documentation on Ehcache 3, Can anyone give some tips for upgrading Ehacahe to version 3. 回答1: Ehcache 3 is by design a major rework of the APIs so there are indeed large differences with Ehcache 2.x. net.sf.ehcache.Element has been completely removed, the org.ehcache.Cache API is now closer (but not identical) to a java.util.concurrent