About failure

release

2.0.5

... Fixed a bug in the new log based (recording) recovery from failure mechanism. Fixed a bug in finding an entity after a ...

 
issue

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

Related to #51 that was tested against 2.2.7 and marked as fixed in 2.2.8. Running the same test case against 2.2.8 now results in: ... used in the test if you can't deduce the exact failure from this. edit ...

 
manual

[ODB1] Chapter 5 - JDO Connections

The PersistenShows how to use database connections and transactions in JDO. ceManagerFactory interface represents a factory of database connections. Its main role is to provide PersistenceManager instances. The PersistenceManager interface represents a database connection. Every operation on a database requires a PersistenceManager instance. The Transaction interface represents a transaction on a database. Every operation that modifies the content of the database requires an active transaction.[toc hidden:1]... have already been propagated to the database prior to the failure) and an exception is thrown. The type of the exception is a ... If the system crashes during a commit() (e.g. power failure), and before the changes are able to be completely written to the ...

 
issue

Null pointer exception being thrown from within ObjectDB.

EXCEPTION/DESCRIPTION:... ; try {   ***** POINT OF FAILURE ***** */ reportDownloadObjects = query. setMaxResults ...

 
release

2.0.3

... Fixed a bug in the new log based (recording) recovery from failure mechanism. Fixed a bug in finding an entity after a ...

 
forum_thread

Error using query with MAX() function

I have a class that is persisting a Entity that holds remarks and a time. Then when I query for the latest remark I get a internal error when the remark is larger than 1966 chars. Here is a test class and entity that reproduces the problem on my system. ... fails there are no Notes entities yet. After the failure the database fails Doctor check ObjectDB Doctor [ version ... between how often I commit and the results of success or failure. If I commit after every update it seems to work. If I ...

 
release

2.0.2

... Fixed a bug in the new log based (recording) recovery from failure mechanism. Fixed a bug in finding an entity after a ...

 
issue

Internal exception

Hello. We got the following stacktrace. Can you explain me what this internal exception means and why it was thrown? It only happens when the entities are enhanced. Best regards BTC ES   ... the mapped by instances. The stack trace indicates a failure to cascade persist operation from unknown reason during that flush. ...

 
page

ObjectDB Object Database Features

ObjectDB provides a rich set of features, many of them as the result of supporting the JPA and JDO APIs.... Recovery from failure by using a  recovery file and double writing. ...

 
release

2.0.4

... Fixed a bug in the new log based (recording) recovery from failure mechanism. Fixed a bug in finding an entity after a ...