About store

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Manual
7

Locking in JPA

object. The initial version of a new entity object (when it is stored in the database for the first time
Manual
7

Detached Entity Objects

that have been loaded before detachment should be used. Changes to detached entity objects are not stored in
Result
7

About ObjectDB Database

and Embedded mode. Single JAR with no external dependencies. Database is stored as a single file
Manual
7

Obtaining a JPA Database Connection

database content, such as store, update, and delete should only be performed within an active
Result
7

ObjectDB - Object Database for Java (JPA/JDO) [2017-10-19]

system (RDBMS) to store and retrieve Java objects requires slow conversions between graphs of Java
Result
7

About ObjectDB Database [2017-10-24]

and Embedded mode. Single JAR with no external dependencies. Database is stored as a single file
Tutorial
7

Step 2: Define a JPA Entity Class

To store objects in an ObjectDB database using JPA we need to define an entity class: Open the [New Java Class] dialog box, e.g. by right clicking the project node (in the [Package Explorer] window) and selecting New > Class. Enter guest as the package name - use exactly that case sensitive package
Manual
7

JPA Lifecycle Events

(added to the EntityManager). @PostPersist - after storing a new entity in the database (during commit or
Tutorial
7

Step 2: Entity Class and Persistence Unit

To store objects in an ObjectDB database using JPA we need to define an entity class: Open the [New Java Class] dialog box, e.g. by right clicking the project node (in the [Package Explorer] window) and selecting New > Class. Enter guest as the package name - use exactly that case sensitive package
Manual
7

JPA Metamodel API

are already stored in the database. Three additional methods can be used to retrieve a specific type by its Class