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About Object Database

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JPA Doc
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javax.persistence.TypedQuery

object was set to retrieve. The position of the first result the query object was set to retrieve. Returns 0 if setFirstResult was not applied to the query object. Returns: position of the first ... for the query object, returns the flush mode in effect for the entity manager. Returns: flush mode Since: JPA 2
Manual
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Chapter 2 - JPA Entity Classes

JPA Entity classes are user defined classes whose instances can be stored in a database. To store data in an ObjectDB database using JPA you have to define entity classes that represent your application data object model. This chapter explains how to define and use entity classes. 
Tutorial
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Step 4: Create an ObjectDB Data Set

Queries against the database are represented in BIRT as data sets. To create the data set: Open ... Points).  Enter a data set name (e.g. Points by X) and click Next. The database in this tutorial contains Point entity objects. We will use a simple JPQL query that retrieves points with x value in
Tutorial
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Eclipse/JPA Java EE 6 Tutorial

object and all the Guest entity objects are stored in an ObjectDB database. Required Software
Tutorial
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Getting Started with JPA

. That is one of the benefits of ObjectDB, which is the only Object Database with built in support of JPA ... This tutorial demonstrates how to create and run a simple JPA application. The demonstrated application uses JPA to store and retrieve simple Point entity objects, where each Point has two persistent
Tutorial
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Java EE 6 Web Tutorial

by a Guest entity object and all the Guest entity objects are stored in an ObjectDB database
JPA Doc
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JPA 2 Annotations

other JPA annotations are designated for Object Relational Mapping (ORM) JPA providers (for mapping between a relational database and an object model and for direct SQL queries): These ORM annotations are silently ignored by ObjectDB.
Manual
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JPA Metamodel API

The JPA Metamodel API provides the ability to examine the persistent object model and retrieve ...  (which are referred to as managed types) in the persistent object model. Three methods can be used ... are already stored in the database. Three additional methods can be used to retrieve a specific type by its Class
Tutorial
8

NetBeans/JPA Java EE 6 Tutorial

object and all the Guest entity objects are stored in an ObjectDB database. Required Software
JPA Doc
7

javax.persistence.Query

back Since: JPA 1.0 int getFirstResult() The position of the first result the query object was set to retrieve. The position of the first result the query object was set to retrieve. Returns 0 if setFirstResult was not applied to the query object. Returns: position of the first result Since: JPA 2