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191-200 of 200 resultsRefreshEmbedded Object inside another embedded object - is that possible? I have an entity with an embedded object - it works fine. Now I am trying to add an embedded object inside the first level embedded object - but it does not seem to store it and does not throw either... I was wondering if it was a limitation or not | |
Chapter 3 - Using JPA-toc path="java/jpa/persistence" select="Database Connection|Managed Entity Objects"> The next section explains how to use JPA for database CRUD operations: This chapter explains how to manage ObjectDB databases using the Java Persistence API | |
javax.persistence.TypedQuery="teaser"> The position of the first result the query object was set to retrieve. object was set to retrieve. Returns 0 if setFirstResult was not applied to the query object. Returns | |
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 | |
General Settings and Logging when processing large data, such as query results that contain millions of objects. The ObjectDB manages a list of the recently accessed database URLs ... >Saving username and password with the URL makes accessing recently used databases in the Explorer | |
Step 4: Run the Application the existing database file to store an additional 1000 objects. You can view the content of the database file by opening it in the ObjectDB Explorer:database file is generated in the db | |
Step 4: Add a Controller Class that will be added in the next tutorial step) - a new Guest entity object is constructed and stored in the database. Processing is forwarded to a JSP page (which is presented in ... > component to display the existing Guest objects. The returned ModelAndView object defines | |
Step 4: Add a Controller Class step) - a new Guest entity object is constructed and stored in the database.Guest objects. The returned ModelAndView object defines a target JSP ("guest.jsp | |
JPA Tutorials The following tutorials demonstrate how to develop database driven applications using JPA and the ObjectDB ODBMS (Object Oriented Database Management System). Console JPA Tutorial The Quick Start tutorial demonstrates how to use ObjectDB and JPA in a console | |
Step 4: Create an ObjectDB Data Set> The database in this tutorial contains Point entity objects. We will use a simple JPQL query ... Queries against the database are represented in BIRT as data sets. To create the data set: Open the [New Data Set] dialog box by right clicking |