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JPA Doc
2

transform(loader, className, classBeingRedefined, protectionDomain, classfileBuffer)

), or null if no transform is performed Throws: IllegalClassFormatException - if the input does not represent a well-formed class file Since: JPA 1.0
JDO Doc
2

javax.jdo.Transaction

prior to flushing instances to the data store. The afterCompletion method is called after performing
Issue
2

Blocked by find

, this may just be slow performance rather than blocking. The attached test writes data to a db ... performance it'd be appreciated. Extremely slow performance may be the result of using zero size page ... minimum of 200KB. Regarding performance: Make sure you use enhancement. Strings, particularly
Forum
2

One transaction or two?

but may require more RAM if you have many large objects, and that may also affect performance. I don't expect ... case. Yeah I ran a test overnight and didn't notice any appreciable difference in performance so I ... they are submitted to an ExecutorService task. Each task then gets a Persistence Manager from the factory, performs
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2

Pre-detach loading: retrieval by navigation not working in if statement

-query @EJB with a specific loader that - after the em.find(id) is performed - executes selected ... me ages to finally find/identify this problem, as I did not imagine that performing the load access ... ) {//Known to in fact be 'true' in database //Perform some contrived usage
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2

Left join fetch behaviour doesn't retrieve children?

on the collection, all if fine, but performances are weak. Xirt Agreed. Note that we have nearly 100 ... performance issue with mapped-by attribute (yeah again :( ). Here is the test case : 1- Create 100 000 ... ". You obtain 1 second max of query fetch. So my performance issue in my application
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2

Occasionally slow requests in load testing

We are running load testing against objectdb version 2.3.7_18. The performance is generally OK, however there are quite a few "spikes" in the performance where we are getting a lot of very slow ... with uniform set of queries and the performance is OK in some cases and is slow in others. Also, the slow
Issue
2

ObjectDB-2.6.9: Failed to commit transaction: Failed to set numeric value of field property Element.id using reflection

, open in NetBeans8.1, perform Clean and Build, and Run: https://www.webel.com.au/downloads/objectdb ... other errors (and to benefit from other fixes you have performed).     I appreciate that you usually prefer ... NetBeans8.1, and then perform Build. There is an Ant script with post-compile enhancement
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1

Create simple index for a Id field

inserting the elements, but when it comes to read seems like the performance falls. I can understand ... to retrieve objects is by the key (or ID). Maybe ObjectDB is not the best option if I want to perform massive ... cache in memory for specific objects if you need the extra performance. But note that your post provides
Forum
1

In memory processing for ObjectDB

speeds very high. We like ObjectDb because its simplicity and the performance benchmarks ... memory mode by using a RAM drive. However, high performance is also expected when using ObjectDB ... which Cache will help keep all my objects into Cache so the performance is highest avoiding file I/O