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Manual
9

JPA Entity Fields

provider (such as Hibernate) or to change default field settings. For example: @Entity public class ... (the Employee class in our example) is the owner. Only changes to the owner side affect the database
Manual
9

JPA Persistence Unit

. The required name attribute (“my-pu” in the example) identifies the persistence unit when instantiating ... only when the containing classes become known to ObjectDB, for example when a first instance of the class is stored in the database.
Manual
9

JPA Query Structure (JPQL / Criteria)

classes and objects. For example, a JPQL query can retrieve and return entity objects ... insensitive. JPQL keywords, for example, can appear in queries either in upper case (e.g. SELECT) or in
Manual
9

Query Parameters in JPA

the above example, a comparison of :name to a field whose type is String indicates that the type ... and time, as explained in detail in the Date and Time (Temporal) Types section. For example
Manual
9

Running JPA Queries

on the database content. For example, the following query is expected to return a single Country object ... the executeUpdate method. For example, the following query deletes all the Country instances: int count
FAQ
9

Is ObjectDB better than competing object databases?

supporting features that are usually available only in relational databases. For example, most object ... that an essential feature is missing. For example, some competing products do not support aggregate
Result
7

Apache License, Version 2.0, January 2004

indicated by a copyright notice that is included in or attached to the work (an example is provided
Manual
7

Chapter 6 - Configuration

the value of $objectdb. For example, in a web application, in which objectdb.jar is located in WEB-INF
JPA Doc
7

Criteria Query Expressions

The following interfaces are in use in representing general expressions in criteria queries: See the Query Expressions section for more details and examples.
Manual
7

Date and Time in JPQL and Criteria Queries

, MINUTE and SECOND. For example: YEAR({d '2011-12-31'}) is evaluated to 2011. MONTH({d '2011-12-31