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Forum
17

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
Result
17

Eclipse Public License - v 1.0

that although each Contributor grants the licenses to its Contributions set forth herein, no assurances ... the copyright license set forth in this Agreement. 3. REQUIREMENTS A Contributor may choose ... Contributor must pay those damages. 5. NO WARRANTY EXCEPT AS EXPRESSLY SET FORTH IN THIS AGREEMENT
Forum
17

can not use spring-data-jpa repository with NamedQuery

in spring-data-jpa named queries are used to implement repository interface methods, see http://static.springsource.org/spring-data/data-jpa/docs/current/reference/html/#jpa.query-methods.named ... of f.bars") public class Foo implements Persistable {     private Set bars
Forum
17

Query vs Extent for retrieving data

I'm running into a problem where data that is retrieved via a Query comes out null, but when I ... with maxReports set to 10 and 5 PositionReportBeans in reports. I can verify with the ObjectDB explorer that all of the data is there. If I call Extent extent =     pm
Forum
16

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
JDO Doc
16

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
16

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
Tutorial
16

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
16

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
16

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