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New to Product & Having An Issue

Greetings ObjectDB Users! I'm new to the product, and I've setup a simple test after reading the tutorial, and I'm running into some issues with queries, specifically querying by primary key.   I have a domain object class Called Department, which has a member of type DomainId.  DomainId has two member fields:  String accountId and String objectId.  The following code shows these two classes. #1 2010-12-16 19:42 Greetings ObjectDB Users! I'm new to the product, and I've setup a simple test after reading the ...

 
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java.lang.NullPointerException when using ORDER BY

We are using ObjectDB 2.5.1_04. The following query causes an internal null pointer exception: SELECT r FROM RecordingMetaData AS r WHERE ((r.mapToCli != '192.168.10.200:9085' AND r.callDirection == 0)) ORDER BY r.startDateTime DESC If we remove the ORDER BY part, the query completes OK and returns the records from the DB, but obviously not in order. Here is the stack trace of the exception: #1 2014-02-20 00:59 We are using ObjectDB 2.5.1_04. The following query causes an internal null pointer exception: SELECT ...

 
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Java 9 support

Hi,  is ObjectDB supporting Java 9 already ? If not when can we expect the support for it ? #1 2017-09-20 07:41 Hi,  is ObjectDB supporting Java 9 already ? If not when can we expect the support for it ? ...

 
issue

ArrayIndexOutOfBoundsException with enhanced Entity

Hi! Bug Version: 2.2.8 Priority: Normal Status: Fixed Replies: 7 Type:  Bug ...

 
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Is it ok to put list or map of embeddable objects in entity ?

Hi, Is it ok to put list or map of embeddable objects in entity? I mean, for example : @Entity public class Entity_A {     (...)     @Embedded     List<Class_B> bList;     @Embedded     Map<String, Class_C> cMap; (...) } where Class_B and Class_C are annotated as @Embeddable ? In the examples, there is only situation where there is one single instance of embeddable class in entity. And what happens if I do operation like : ... is - when i remove EntityA instance I would like to have removed all EntityB classes also (which are part of EmbeddableB with ...

 
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One transaction or two?

If I have a large number of objects to delete and then add to a PersistenceManager is it more efficient to do everything in one transaction or two? Currently my code looks like this: #1 2011-08-24 21:39 If I have a large number of objects to delete and then add to a PersistenceManager is it more efficient to do eve ...

 
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Empty temporary dat files in the temp folder

Hello, We have questions regarding the pagesX.dat files in the temp directory. We detected a problem on a machine with ‘only’ 2GB free memory on disc drive C:/ because during using our Product the %temp%/objectdb_123... folder growth up to 2GB. And then we run into some following errors due to lack of memory. ...   } Why are the files are not removed? edit ...

 
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How to resolve 404 errors with Eclipse/Maven Spring MVC

I have created a project as guided by www.objectdb.com/tutorial/jpa/eclipse/spring/run. When I abandon eclipse and use the maven command line to deploy this Spring MVC web app to jetty and point my browser to localhost:8080/Guestbook/ it works as your tutorial says! #1 2013-02-07 17:57 I have created a project as guided by www.objectdb.com/tutorial/jpa/eclipse/spring/run. When I abandon eclipse an ...

 
issue

Issue with UPPER ?

Hi, Assuming those queries which are all the same except the UPPER calls: ... Case (3) -> is a copy+paste of Case(2) with all UPPER removed from the beginning of the query until it started suddenly working again ...

 
issue

Issue with DISTINCT Select

It is getting more and more frustrating :( We've introduced distinct select instead of regular selection in our code (no changes else) and suddenly receive invalid identifiers in queries exceptions in various queries. Here's the stacktrace: ... the order here is derived from $1, not from $2 that is removed from the results. ObjectDB Support ... Hi, Now you've lost me.. why is $2 removed from the result? I mean, it is not a collection though, it is just an ...