ObjectDB Database Search

151-200 of 200 results

How to resolve 404 errors with Eclipse/Maven Spring MVC

The requested resource is not available . Apache Tomcat/6.0.36" I'd love to use eclipse to single step

ObjectDB CRUD Examples

for running a query. After closing the EntityManager , only data that was eagerly fetched will be available

Error occured during initialization of boot layer

name) { this.reqID = reqID; this.name = name; this.description = "No description available

Adding indexes on existing entities.

index definition (either annotation in class or xml), or run the Doctor with this available in

enhancement issue

file you need to: Have the JAR file in the classpath that is available to ObjectDB. Sometimes setting

Unable to convert 1.x odb file to 2.x

would be much more difficult to fix, since no exception with a stack trace is available now. Therefore, we may need a sample

Evaluating ObjectDB for SaaS Application

We are currently evaluating objectdb for our SaaS(multi-tenant) product. It is a data intensive health care product . We would like to know the horizontal scalability options available . arunjoy Arun Joy Horizontal scalability may be achieved by using replication . support Support Thanks

WORM (Write once read many) support

Hello, we would like to propose a feature in the objectdb if this is not already available . We use objectdb in our product development and deployment in high secure environments like police, military and government agencies. We have developed a specialized hardware device in a form of appliance

Is there any GUI for creating/editing entity?

;   TIA :) pikotenta pikotenta Some Explorer features that were available in ObjectDB 1.0

Changes in detach behaviour?

close will be available after close . I would expect, however, to see at least simple fields loaded

About LIMIT and OFFSET as query tokens

Hi,   I would like to know why the query tokens OFFSET AND LIMIT are not available and if they will be in a near future. Is there any equivalent way to get, from the database, the object at given position i as well as a given number of objects that follow such object? Thanks you in advance

Failed to enhance dynamic type

available in the classpath during enhancement? When a class is missing, ObjectDB Enhancer tries

Is it possible to remove parent/child entities without refresh?

ist not any more available in the parent entity. You can see that in the method 

No clue how to query with collection

Hi there! Actually, what I have is something like: @Embedable class Address {     String getStreet();     int getStreetNo(); } @Entity class Contact {     Collection getAddresses(); } Now what I want to do is to select all available

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

for enhancement and when these classes are available in the classpath. This method is used in

Pessimestic Locking doesn't release when application unexpectedly terminates.

did some tests yesterday to calculate resource availability and I'm REALY impressed

Conditional Selection

method (e.g. toString ). If client-server mode is used then the method must be available

Compare old and new schema

, since the internal ObjectDB versions information is not publicly available now. support Support

Possible issue with LAZY Loading

data will not be available and will not be fetched either. support Support Ok, so then I believe Lazy

openejb jpa jaas module

{ if (callbackHandler == null) throw new LoginException("Error: no CallbackHandler available to garner

OptimisticLockException

update). Additional information on optimistic locking is available in the manual . support Support I

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

), and this solution is available now. support Support I can not use pre-calculated field because some

Unable to persist TreeMap

the Explorer with your classes available in the classpath. support Support Build 2.5.1_02 should fix

What is the query to fetch all schema list of my database?

Can you please tell me how to fetch all schema available in my database? Deepak_1996 Deepak Kumar Maharana You can use the JPA metamodel API . support Support

Is there a way to extract the schema from an existing Database?

Hi ObjectDB, Is there a way to extract the schema from an existing Database? i.e. without using my class files Thanks EKK EKK Emmanuel Keskes The schema is available for viewing in the Explorer. You may use the JPA Metamodel API to extract it using your own code. support Support

Spring Data JPA

and now the username and password will be used if available . support Support Sorry for the wrong post

Query only works correctly when debug printing results

. Sweetwater Marc This might be normal behaviour. You should make data available before entity objects

Method not found on...

) must be available for the server in its classpath. support Support

can't get HashMap out of the database

that have already been loaded are available , unless you use a Container-managed Extended Persistence

Dont want to use Proxy Class

is that all the necessary classes will be available at build time. Therefore, using defineClass dynamically by ObjectDB

Some details about db behavior

Suppose I have two entities... A B - A B has a ManyToOne relationship with A. When my database is empty and I persist a valid B entity (that contains actual A reference) I observe some behavior that I'm not sure I understand. 1. In ObjectDB explorer I see Both B and A Entity classes available in

Fetch Set from DB only works on debug mode

that has not been loaded before the EntityManager is closed is not available after closing

Determining if Persistable Classes Have Trial Limitation

activation code is available the message should be: [ObjectDB 2.7.6 OEM Enhancer] rather than 

Inserted entities with strings as keys and indices needs more and more ram memory in comparing to primitive integers as keys and indices

snapshot and check the total size of the live objects. The JVM uses the available heap size to delay GC

CAP theorem and object DB

Can someone please explain ObjectDB falls into which category of CAP theorem ? C : Consistency, A: Availability , P : Partition Tolerance  Example:  CA == SQL Server, Oracle, Sybase, MySQL CP == MongoDB, HBase, Redis, MemCache  AP == Cassandra, CouchDB, DynamoDB is ObjectDB

Maven Enhancement with OSGi Plugins

must also be available in the classpath, otherwise load would fail. If you run ObjectDB in an OSGi environment in

Error 990... and then new version?

and have tried including it in every imaginable way, but to no avail , it fails because it is unable

PersistenceException UserException: Failed to validate persistence.xml

must be specified in the ConnectionDriverName property. Available properties in configuration are "org.apache

Problem Using Reflection

that these classes are available to ObjectDB in the ordinary application classpath or the thread context

Navigation through lazy loading from Detached Objects

] We appreciate that this feature, available in some other JPA providers, goes beyond the requirements

Allow removal of entity class from ObjectDB & Explorer

also, therefore I made a feature request with it. We look forward to having this feature available . Thanks

Error reading UTF string (Serialized Objects in Explorer)

that is not available to ObjectDB during retrieval, but this is just a guess. support Support

cannot delete objects after crash (see issue 2283)

after the crash we cannot delete specific objects, see screenshots of explorer. Database will be soon available (size 5.561.119 KB) on hummingbird-systems.com, user/pw your db name, main menu option objectdb  hgzwicker Hans-Georg Zwicker meanwhile the database became completely unusable

Unexpected exception when execute query without enhanced entities

, could you please check if extended stack trace is available in the log file? If you could alter the test case in #7

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

.SeedEntityImplTest.seedEntities(SeedEntityImplTest.java:65) Source available at http://svn.codehaus.org

Error 990 when querying a class with persistence-capable-superclass

. If you can make your application available to us (just jar/class files, no java files are needed

Page cache File handling produced an java.io.IOException: Negative seek offset

build 2.6.7_04. support Support Version 2.6.7_04 is not yet available . btc_es BTC EmbeddedSystems

Can not connect to replication node

available in the classpath. support Support Thanks for your suggestion.. It solved my problem

InternalException during producer/consumer scenario

) The number of objects produced can be potentially exceed available memory so can be held on disk

huge heap usage

is available for download, login to hummingbird-systems.com using objectdb/objectdb there is a main menu