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Manual
5

Paths and Types in JPQL and Criteria API

Instances of user defined persistable classes (entity classes, mapped super classes and embeddable classes) are represented in JPQL by the following types of expressions: Variables - FROM identification variables and SELECT result variables. Parameters - when instances of these classes are assigned
Manual
5

Shared (L2) Entity Cache

. Cache of query programs. Cache of query execution results. The scope of these server side caches
Result
5

ObjectDB License Agreement [ver. 2.0.4]

) arising out of, or related to, use of the Software. 6. The Customer may not disclose the results of any
Manual
5

Date and Time in JPQL and Criteria Queries

Date and time expressions may appear in JPQL queries: as date and time literals - e.g. {d '2011-12-31'}, {t '23:59:59'}. as parameters - when date and time values are assigned as arguments. as path expressions - in navigation to persistent date and time fields. as results of predefined JPQL current
Manual
5

JPA / JDO Class Enhancer

. The result output message lists the classes that have been enhanced: [ObjectDB 2.0] 3 persistable
Tutorial
5

Step 4: Add a Controller Class

) guestDao.persist(new Guest(name)); // Prepare the result view (guest.jsp): return new
Manual
5

Online Backup

but at that time the backup operation may still be in progress. The backup query returns as a result
Manual
5

JPA Primary Key

useful when using queries that return large result sets. As an example, consider a real time
Result
5

ObjectDB License Agreement [ver. 2.0.4] [2013-05-28]

) arising out of, or related to, use of the Software. 6. The Customer may not disclose the results of any
FAQ
5

Is ObjectDB better than Object Relational Mapping (ORM)?

As noted above, using ObjectDB instead of a relational database and ORM combination is easier and leads to better performance. ORM tools, however, are very useful where the use of a relational database is mandatory (e.g. as a result of a customer request or when a new application is developed