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Manual
7

Deleting JPA Entity Objects

object references, if any). Orphan Removal JPA 2 supports an additional and more aggressive remove
Manual
7

Detached Entity Objects

EntityManager. In addition, in JPA 2 we can detach an entity object by using the detach method: em.detach
Tutorial
7

Getting Started with JPA

: In addition the demonstrated application is available as a Maven project:
FAQ
7

Is ObjectDB a NoSQL Database?

, but they are easier to use in object oriented languages such as Java. In addition, unlike most other NoSQL databases
Tutorial
7

Java EE 6 Web Tutorial

. This tutorial is available in the following versions: In addition the demonstrated application is available as a Maven project:
JPA Doc
7

JPA 2 Annotations

JPA defines dozens of annotations that can be divided into the following groups: Annotations for JPA aware classes: Annotations for fields in JPA persistable classes: Annotations for additional JPA configuration: Annotations for JPA lifecycle event callbacks: Java EE container annotations: Many
JPA Doc
7

JPA Annotations for Relationships

annotation enables configuring cascade and fetch policy, using the following enum types: Additional
Manual
7

JPA Entity Fields

in your entity classes with the Version annotation. In addition, a version field
Manual
7

JPA Primary Key

is represented by an Event entity object that holds time, sensor ID and additional details. Suppose
Manual
7

JPA Query Structure (JPQL / Criteria)

addition, string literals are also case sensitive (e.g. "ORM" and "orm" are different values). A Minimal