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Can't post on your forum

could help. Log out from the website. Delete all the browser cookies. Log in again. support Support I deleted the cookies and tried to log in again many times. I've also tried in incognito, which does ... logged in, even though I do actually log in. Scenario: I open www.objectdb.com I delete all cookies

Objectdb Doctor

Hi, I have deleted an instance of ClassA. However, if I try to access ClassB, which has a field of type ClassA, ClassB.classA, then, rather than getting a null pointer for classB.classA, I ... /deleted from the databases - it is the application responsibility to clear any references to them from

Problem with distinct select, order by and equivalent alias/attribute path

);         em.getMetamodel().entity(Location.class);         //clean up...         em.createQuery("delete from Street s").executeUpdate();         em.createQuery("delete from Location l").executeUpdate

Connection is closed Caused by: java.io.EOFException

.0.0.1" admin="true"> <dir path="/" permissions="access,modify,create,delete" /> </user ... ,create,delete"> <quota directories="5" files="20" disk-space="5mb" /> </dir> </user> <user

cache optimizing

="admin" password="admin"> <dir path="/" permissions="access,modify,create,delete" /> </user> <user username="$default" password="$$$###"> <dir path="/$user/" permissions="access,modify,create,delete

[ObjectDB 2.4.1] Unexpected exception (Error 990)

clause in a DELETE query. Could you please post the query and/or the code that causes ... This exception can be reproduced by the following test program with invalid DELETE query: import javax ... ();         em.createQuery("DELETE o").executeUpdate();         em.getTransaction().commit();         em

NullPointerException in __odbGetNumMember

Hi, When deleting an entity "Mitglied" -> everything works fine. Trying to delete another one (in a separate transaction) always causes a NullPointer Exception in __odbGetNumMember line 1 of the enhanced Mitglied class. I am unable to replicate it in a simple testcase but it always happens in

File lock exception on odb$

and the os allowed us to delete the files in question without any problem. In this case we weren't ... at the time but we ended up deleting the odb$ to get the app started. I'll try to recreate the problem

Use temporary files to enable very large transactions

? What combination of DELETE / INSERT / UPDATE operations are in that huge transaction? Can we assume ... in the transaction? The total size is principle unlimited. What combination of DELETE / INSERT

Referential Integrity

Currently ObjectDB doesn't prevent deletion of entity objects that are in use and referenced by other entity objects, and it is the application responsibility to avoid such deletion. During development and testing it is recommended to use the ObjectDB Doctor to verify that reference integrity

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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