About database

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Tutorial
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Step 4: Add a Servlet Class

Guest entity object is constructed and stored in the database. All the Guest entity objects are retrieved from the database and stored in the request's "guest" attribute. Then the processing ... " attribute to generate the page output. Notice that operations on the database are carried on by the GuestDao
Result
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ObjectDB License Agreement [ver. 2.0.4] [2013-05-28]

the ObjectDB Database Management System software ("The Software"), subject to the terms and provisions ... and objects in a database files. The full edition of the Software (without the restrictions ... and only as part of the Customer's product ("The Product"). The Product is not a Database
Manual
7

Detached Entity Objects

EntityManager but still represent objects in the database. Compared to managed entity objects, detached ... the database unless modified detached objects are merged back into an EntityManager to become managed ... transaction when merge is called because operations that might modify the database require an active
Tutorial
7

Step 4: Run the Application

) When you run the application for the first time, a new ObjectDB database file is generated in ... the existing database file to store an additional 1,000 objects. You can view the content of the database file by opening it in the ObjectDB Explorer: This is the end of the tutorial. Learn more about ObjectDB and JPA by reading the Manual.
Result
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Activation completed successfully!

Your activation code is $activation_code. Insert an element at the end of the <database> element in the ObjectDB configuration file (objectdb.conf): <database> ... database> The activation code above is valid for one machine
Tutorial
7

Report Generation with BIRT and JPA

This tutorial demonstrates how to create reports based on data in an ObjectDB database using ... simple as possible - we will use the basic points.odb ObjectDB database file from the Getting Started tutorial. The database file contains 1,000 Point entity objects, which represent points on the line y
Tutorial
7

Step 4: Add a Servlet Class

that will be added in the next tutorial step) - a new Guest entity object is constructed and stored in the database. All the Guest entity objects are retrieved from the database and stored in the request's "guest ... on the database are carried on by the GuestDao session bean, which is instantiated and injected by
Manual
7

Auto Generated Values

number generator for every database. This number generator is used to generate automatic object IDs ... a primary key for every new entity object. These generated values are unique at the database level ... . To minimize round trips to the database server, IDs are allocated in groups. The number of IDs in each
Tutorial
7

Step 3: Create an ObjectDB Data Source

Connections to the database are represented in BIRT as data sources. To create an ObjectDB data ... data source types. Enter data source name (e.g. ObjectDB Points) and click Next. Specify the database connection url: Download and save the points.odb database file (from the Quick Start tutorial
Manual
7

Schema Update

databases as a complementary operation to renaming or moving these elements in the IDE during source code ... your database files before renaming or moving persistable classes and you must verify ... ObjectDB tries to apply the specified schema updates every time a database is opened. When using client