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Forum
13

Glassfish 4 JTA Data Source Support

conventional data source setting. If you create a basic data source implementation for ObjectDB ... I would like to have the persistence.xml of my server application (REST service) use a JTA data source, so that I can configure the data source from the app server (Glassfish 4 in my case
Forum
12

java.lang.ClassCastException in OSGi runtime when loading data from DB

ClassCastExceptions on my "entity" classes when I try to read data from the DB. In a very old (2011?) forum ... . The entity obviously has to get loaded by all bundles in order to manipulate the data. This is the code ... doubling the classes and having to move data around between the Entities and DTOs. Many thanks in
Forum
12

Import data from MySQL

Hi, I tried the objectdb in my research, find it very easy to handle without setting up xml files ... mysql data into objectdb? Currently to import data from other databases to ObjectDB you will have to write your own conversion program. If you use JPA with MySQL you can retrieve old data from MySQL
Forum
12

Retrieve data of all entity classes in a single query

I have in an objectdb file 10 Entity Classes with some data in each (Athlete, Trainer, Stadium etc) This is the code I use to retrieve all Managed Types and data for the Athlete class Metamodel metamodel = em.getMetamodel(); Set> allManagedTypes = metamodel.getManagedTypes
JDO Doc
12

javax.jdo.Query

. Specifies what type of data this query should return. If this is unset or set to null, this query ... to obtain persistent instances, values, and aggregate data from the data store. The PersistenceManager ... to prepare and optimize an execution plan. Since: JDO 1.0 void declareImports(String imports) Set
Forum
12

Wrong data stored in date only fileds

on the 25/10/2015 Madrid time (when clock goes back 1 hour at 3am), Object DB puts wrong data in ... . Here are the values used to set the fields before adding the objects (in the attached DB) to the DB ... that the startDate field is set to "Sat Oct 24 00:00:00 CEST 2015", i.e. one day before 25th. The other two fields
Tutorial
12

Step 5: Design a BIRT Report Chart

the [Select Chart Type] tab select Tube as the chart type and click Next. In the [Select Data] tab ... for content assistant) and click Next. In the [Format Chart] tab you can set the chart title, background ... with the real data: In the next step we will add a table view of the same data to the report.
Forum
12

data protection method in ObjectDB Embedded Mode

I am new in ObjectDB and i need to understand How is data protection in ObjectDB Embedded Mode without using  username or password thanks The way to keep an ObjectDB database encrypted is simply ... encryption ability. If your hard drive does not support hardware encryption prefer using a CPU that supports the AES instruction set. choymns
Forum
11

Pessimistic Lock Timeouts setting

._LockTimeoutException: Write lock cannot be granted for a.b.c.d.EE#150. irrespective if I set ... would be that the current application method 'sleep' until the lock is released. Is this possible? I realise setting ...  setting (javax.persistence.lock.timeout) was just added in build 2.2.3_02. Please check
Forum
11

Iterating over large result set

of result set from database without building whole object graph representing fetched data in application ... Hi, Few days ago I was writing some code to iterate over quite a large dataset. Fitting those data ... with fetched data     }     em.clear(); } I'll be using this with data streaming with REST and Jersey