About availability

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FAQ
8

Which API should I use - JPA or JDO?

the availability of experienced developers, forums, IDEs support, tools, books, tutorials and sample
Manual
8

Logical Operators in JPQL and Criteria API

Additional factory methods are available for a variant number of predicates: Predicate p3 = cb
Manual
8

Database Transaction Replayer

ObjectDB can record its internal engine operations in special binary recording (journal) files. Recording is enabled by default and can be disabled in the configuration. The ObjectDB Replayer tool can apply recorded database operations on a matching database backup (if available). This ability
Manual
8

Detached Entity Objects

again. Detached objects are useful in situations in which an EntityManager is not available
Tutorial
8

JPA Tutorials [2011-02-09]

are also available for download as ready to use Maven projects (which can be opened and used in Eclipse, NetBeans, IntelliJ IDEA and JDeveloper).
Result
8

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

). Availability of experienced developers and easier learning curve. More complete solution
Manual
8

JPA Named Queries

must be available. ObjectDB makes the definition of a persistence unit optional. Named queries
Tutorial
8

Step 3: Create an ObjectDB Data Source

Connections to the database are represented in BIRT as data sources. To create an ObjectDB data source: Open the [New Data Source] dialog box by right clicking the Data Sources node in the [Data Explorer] window and selecting New Data Source. Select ObjectDB Data Source from the list of available
Manual
8

Collections in JPQL and Criteria Queries

Expressions JPQL collection operators and functions (which are described above) are available also as JPA
Tutorial
8

JPA Tutorials

are also available for download as ready to use Maven projects (which can be opened and used in Eclipse, NetBeans, IntelliJ IDEA and JDeveloper).