The PrimaryKeyJoinColumn annotation is used to join the primary table of an entity subclass in the JOINED mapping strategy to the primary table of its superclass; it is used within a SecondaryTable annotation to join a secondary table to a primary table; and it may be used in a OneToOne ...
The only difference between jaxb-impl and jaxb-runtime is packaging: jaxb-impl bundles istack/txw2 inside the jar, whereas jaxb-runtime provides them via separate dependencies. Version Compatibility and the JakartaEE Migration I've been trying to make sense of this for the last day, an...
For years now there's been a constant war between Microsoft supporters and Oracle supporters. Oracle has these features, SQL Server has these features, etc. But that's not really where the real importance lies. Sure, functionality is a part of it because your database should be able to...
JBoss AS version 7 — which supported Java EE 6 — was the last official JBoss AS release. The first WildFly release was version number eight and supported Java EE 7. Wildfly 20, released in June 2020, aims to be Jakarta EE 8 compliant and is certified to be Java EE...
Both (internal and external resources) have shown a negative effect on job stressors [18]. For example, as Doménech-Betoret and Gomez-Artiga [19] pointed out, there is a strong and significant association between self-efficacy and the coping strategies used by teachers, and coping strategies...
我知道 JPA 2 是一个规范,而 Hibernate 是 ORM 的工具。另外,我了解到 Hibernate 具有比 JPA 2 更多的功能。但是从实际的角度来看,真正的区别是什么? 我有使用 iBatis 的经验,现在我正在尝试学习 Hibernate 或 JPA2。我拿起 Pro JPA2 书籍,它一直指的是 “JPA 提供者”。例如: 如果您认为某个功能应该被...
Java Spring MVC: After controller forwards, browser shows url from old controller, not url of controller to which it forwards 0 Difference between returning view name and forwarding to it Related 1 Difference between forward and sendRedirect 1 difference between Spring mvc redire...
using both java.io and java.nio package. Also, I have printed time before and after operations start and end respectively. I didn't found any difference as such that NIO is faster. Might be I am going in wrong direction. Can anyone please guide me through scenarios where I can properly...