ObjectDB Database Search

101-150 of 195 results

Caching/Paging Questions...

is highly dependent on the specific query. support Support

GWT RPC is throwing serialization exception when I have object db date value

(instead of RPCing my entities) and in the set methods or constructor ( depending on how I do it) I

Jboss 6 persistence.xml startup error

.plugins. dependency .AbstractKernelController] (WorkerThread#0[127.0.0.1:53209]) Error installing

Server connection management

XP. But it might depends on the operating system. Maybe a firewall also has some effect

Is 2 level cache in use?

and then check if it is cached. The L2 cache doesn't always improve performance. It depends on the application

OptimisticLockException

. Yes. It depends on your application. Note: In applications that use optimistic locking

On ensuring ID available after persist

implementation uses its own default strategy. IDENTITY - implementation depends on the database

ObjectDB eclipse plugin

might be related to circular class loading (i.e. application depends on ObjectDB, but ObjectDB has to use classes

ClassCastException of same object type

. However, this solution is not appropriate for the application. I need to be able to change plugins depending

Finance data from SQL Server into ObjectDB daily

up to carry this out. Just make sure you have all dependencies in classpath and make sure

Failed to generate dynamic type

Hi  I was trying to enhance some of my classes and I got an error :  Failed to generate dynamic type com.package.RootContainer (error 361) It seems that all dependent classes are on the classpath , so what is missing or how to recognize what is wrong with that class ?? thanks in

Setting temp directory location in ObjectDB

to the parent directory" It is something to be done outside Java / ObjectDB and it depends

Some technical questions

one ObjectDB database for all? It depends , but one database for all provides better capabilities (e

Should derived fields of an EmbeddedId be manually maintained by app code?

remove whatever possible. Remove external dependency (e.g.  uk.co.his.test.TestException ) Provide

objectdb.conf Information

depending on current run mode? Alex quasado Alexander Adam Changing the general structure

slow performance for a complex query

. When the inner query is not dependent on the outer query - no JOIN is required. But such nested

Spring LTW Problem

dependencies are not on the classpath: java.lang.ClassNotFoundException: com.google.gwt.user.client.ui

Many connections possible? and will it makes problem in future?

connections, but they are limited by practical factors such as thread numbers ( depending on your operating

Multi-thread access to single EM's entities

If my entity classes have synchronized getters and setters, is it reliable for multiple threads to access a single EM's managed entities, as long as only the thread that created the EM interacts directly with it?  I've tested this and it seems to work... but I know better than to depend

Processing thread count for 8-core server

some tuning tests on your side, since it depends on the specific application. support Support

Deploying a BIRT Project using ObjectDB onto Tomcat

with loading the extension bundle and its dependencies .   What is the offical procedure

ID format in objectdb 2.x for JDOHelper.getObjectId

, actually the first solution depends on the second solution, i.e. you have to add an ID field

ObjectDB 2.x is working without any activation code

Binit Bhaskar It depends on the license type. I see that you have an OEM license. In that case

ObjectDb Supports Clustering of Servers?

Hi,     I am new to ObjectDb. we have a scenario where we deploy the same application in more than one linux (Jobss) servers. In this case user request can go to any server depends on the availability of the servers (This is for load balancing ). As of now we are using Oracle

XML and ObjectDB

parsed XML file as string or byte[] in one entity object. Every method has its pros and cons so it depends on your specific needs. support Support

Maven host down?

Hi, Something is wrong with ODB maven repository. I was trying to update / resolve dependency for new ODB build and m2.objectdb.com seems to be down. Can you check this please? Thanks. lwalkowski Lukasz Walkowski I cannot see any problem now. Maybe it was a temporary problem

Composite indexes

. kborkowski Karol Borkowski 1. Field Order in a Composite Index The usability of a composite index depends

JDO sequences from ORM file

, but sequences don't seem to be mentioned in the output. For the same code to succeed or fail depending

How to open a running db in ObjectDB Explorer?

) depending on the web server, if the objectdb.jar is shared at the server level. support Support Hi, I

Can't modify @EmbeddedId in ObjectDB Explorer

Hi! There is entity Journal with @EmbeddedId JournalId. Id's content can't be seen/modified from ObjectDB Explorer from its class. Ok, I get this. It's an @EmbeddedId, so it should depend only on its parent. Problem: id's content can't be modified through its parent neither. Scenario: open db in

Great product - needs better marketing - more popularity

, but at least it will be something. You have a great product, but you need great marketing also. They are both dependent on each

How to convert a boolean to an int in the query?

of the parameters I have calculated directly in the query, depending on the query for example SELECT

Missing atificat for ObjectDB?

Hello! I am testing the Spring MVC and JPA tutorial, and always got an error in the POM file: com.objectdb objectdb      2.0.4   There is a red flag on this dependency and says missing aritificat com.objectdb.objectdb.jar. After I remove this section, the POM file is ok. I

Embedding ObjectDB on server application

middleware is responsible to load the jars dependencies , and objectdb wasn't getting loaded

@OneToMany(fetch = FetchType.LAZY) list is always null

? If it is related to the no-detach option then the same test case should work differently, depending

UserException: Package com.example.model is not found by the enhancer

since the path will change depending on which environment the jar is run on. Load time enhancement

Inconsistent return types from JDO query

I'm running a JDO query which returns the sum of an int field.  The return type of the Object produced by the Query is inconsistent - sometimes Integer, sometimes Long.  Using setResultClass(Long.class) has no effect. sjzlondon Steve Zara The type of a sum expression depends on the type

A few questions on object database design

? Flying Banana Jiacong Xu There are no strict rules because the optimal design depends on too many

Some details about db behavior

accordingly. Otherwise, the behavior depends on who is the relationship owner. If B

Better OSGI Compability

We are currently using objectdb using osgi. However, the objectdb jar seems to be very monolithic and should be more modular to make it easier to use it with osgi, samples are: - Remove SWING dependency from core objectdb bundle - Externalize persistence and jdo apis and not putting them into

Another NPE on em.createQuery(query).getResultList()

(if you run with Maven, it'll complain about missing objectdb dependency and give you a command to install

NullPointer when accessing persistent field

you a snapshot of some of the utility dependencies )   The code being called is accessing a map declared

Server NPE

with index or the object without depending on startup order. I think in this case the object with index

Issue with cascade delete & add/remove

. However, this is not a bug, since according to JPA: "Portable applications must otherwise not depend

ArrayIndexOutOfBoundsException: -1

transactions) and it should serve the right version of every page for every user ( depending

NullPointerException in __odbGetNumMember

for some entity classes to be loaded before enhancement, depending on how exactly you do the enhancement

Page #9 entry 0 (key 'bjjl') has 75 extra bytes / Unexpected last index ID: -119 (expected -116)

; - odbbug.Person(2):'guest'     lorenz2304 Benjamin Lorenz Seems to depend on the calculated

auto-generated uuid fields

, but we will have to check that nothing depends on the ID being null until the object graph is persisted. spiffy

Adding objectdb-jee.jar to the maven repository

), dependency on JPA and JTA should be explicitly specified in the pom.xml file:     

stress test -> com.objectdb.o.InternalException: null

or half an hour, or even an hour, depending on the load. Another point is that ObjectDB doesn't