About configuration

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JPA Doc
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JPA Annotations for Classes

JPA defines three types of persistable classes which are set by the following annotations: Chapter 2 of the ObjectDB manual explains these annotations in detail. Entity and mapped super classes can be further configured by annotations that specify cache preferences and lifecycle event listener
Result
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What is new in ObjectDB 2.0?

configurable database page cache. Designed to support very large database files (terabytes). Reducing round
Manual
8

Database Connection using JPA

, but this can be configured. EntityManager An EntityManager instance may represent either a remote connection
JPA Doc
8

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
Manual
8

Updating JPA Entity Objects

, ObjectDB can be configured to detect array changes using snapshots as well as when enhanced entity
JPA Doc
8

JPA Annotations for Relationships

annotation enables configuring cascade and fetch policy, using the following enum types: Additional
Manual
8

Storing JPA Entity Objects

setting the ObjectDB configuration or in a JPA portable way, by specifying the cascade-persist XML
Tutorial
8

Step 2: Entity Class and Persistence Unit

entity class will represents guests in the database. We also need to configure JPA by setting a META-INF
Tutorial
8

Step 5: Add a JSP Page

(and the last in this tutorial) is setting the Spring XML configuration.
Tutorial
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Step 2: Entity Class and Persistence Unit

with a default persistence unit (that will be configured later). If the Finish button is disabled