About Data Set

forum_thread

Refresh Explorer

Feature requests: 1) shortcut key for Explorer data refresh 2) ability to set 'auto-refresh' for explorer when run in client-server mode. ie: current view will refresh every n seconds. Thanks David   ... Feature requests: 1) shortcut key for Explorer data refresh 2) ability to set 'auto-refresh' for explorer when run in client-server mode. ...

 
forum_thread

InternalException

Trying to move a project from test into production phase, I have started to get internal exceptions when working on large data sets: java.util.concurrent.ExecutionException: com.objectdb.o.InternalException: Unexpected internal exception .... ... started to get internal exceptions when working on large data sets: java.util.concurrent.ExecutionException: ...

 
forum_thread

Database absolute filepath

Is there a line of code that can be used to print out my databases absolute path? I have set it as follows: EntityManagerFactory emf = Persistence.createEntityManagerFactory("$objectdb/database/people.odb"); However, the data being shown in *\lib\objectdb\database\people.odb* is different than what is being used in the rest of the application so I think there might be more than one database somehow.... to print out my databases absolute path? I have set it as follows: EntityManagerFactory emf = Persistence ... ) ; However, the data being shown in \lib\objectdb\database\people.odb is different than ...

 
manual

Database Transaction Replayer

Explains how to use the ObjectDB object database Replayer tool to restore recorded Java/JPA/JDO actions.... the database file. If the purpose of the recording is data durability it might be useful to keep the recording directory on a ...

 
api-jdo

flush()

Flushes all dirty, new, and deleted instances to the data store.(Method of javax.jdo.PersistenceManager)

 
forum_thread

multiple LEFT JOINs do not work as expected

Hi, We have a hierarchical data set of organisations in the database, where each organisation stores a reference to it parent organisation. I'm trying to find all organisations 2 levels under a root organisation, e.g. where organisation.parentOrg is the root or organisation.parentOrg.parentOrg is the root. The query also contains a number of other predicates and it is built dynamically using Criteria API. It could be looking for other number of levels, 2 is just an example. The test query looks like this: ... Hi, We have a hierarchical data set of organisations in the database, where each organisation stores a ...

 
forum_thread

JBoss 7 startup fails

Hi, I was having a go with entity beans 3.x jboss 7, objectdb and the guestbook web application but cannot come out of the swamp. I use eclipse indigo as IDE The "src" folder contains the pachake guest and within the classes: Guest.java, GuestListener.java and GuestServlet.java The WebContent/META-INF dir contains: context.xml ... </provider > <jta-data-source > java:/DefaultDS </jta-data-source > <properties > <property ... ] ( MSC service thread 1-4 ) Bound data source [ java :jboss/datasources/ExampleDS ] 13:49:34,851 ...

 
forum_thread

alter table

Hi: After a table built by real data, how to alter table structure, such as: alter table add column ... alter table add index ... TIA ... Hi: After a table built by real data, how to alter table structure, such as: alter table add column ... lang . IllegalArgumentException : Can not set int field image. MetaSogou . iHei to image. Meta at sun. ...

 
forum_thread

Activation Issue

Hi! We now reached the 10 class limit of ObjectDB. Our license is activated and if I run objectdb activation I get true back. When I start our webapp although I get the following error: ... entity ( E11. class ) ; Set<ManagedType< ? >> managedTypes = metamodel. ...

 
forum_thread

Cache configuration of database file pages, query programs, query results

Are there some possibilities to configure following caches in order to keep cache data for only some important entity types and for the entire life cycle of the EntityManagerFactory. Cache of database file pages. Cache of query programs. Cache of query execution results. ... to configure following caches in order to keep cache data for only some important entity types and for the entire life cycle of the ...