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8

Externalising persistence.xml properties in Glassfish?

the start up script. This is the same place where heap size ect gets set. My other option ... makes it so easy to progress quickly without getting bogged down without relational considerations (e.g
7

Attempt to begin a new transaction when a transaction is active

don't know why am I getting this.. Thank you very much! adibe Adi Be Apparently the transaction is started automatically by the application server, and as the error message states, you are trying to the start a transaction that is already active. Try commenting the begin and commit commands. Note
7

Deadlock in objectdb code

Running multi-threaded access to an embedded database using JDO, I'm getting a deadlock in objectdb ... the code. Is there a convenient way to introduce classes to objectdb at the start of a run ... ? sjzlondon Steve Zara > Is there a convenient way to introduce classes to objectdb at the start
7

Activation Issue

the jar, and everything was happy. (this was with 2.3.7). However after a reboot I'm now getting ... the objectdb server, and then started tomcat, with tomcat throwing the eval license exception ... . <no-such-element> at the beginning of the file) and try restarting the server. If the server starts
7

EM.find() is suddenly slower

in the screenshot is limited, but maybe it indicates spending too much time in getting data from ... for the start path where you can find the hotspot in the profiling. btc_es BTC EmbeddedSystems Thanks ... the attached image start_path.png (104 KB) above. btc_es BTC EmbeddedSystems It might be related to a large
7

How to install ObjectDB on my Amazon EC2?

has several getting started tutorials. You should first run one of them and build your project in your development ... that was created due to unzipping, then you run "nohup sh server.sh start &". Important, before doing this, make
7

How to open a running db in ObjectDB Explorer?

another location, start the application then finally I could explore my data, but it will be just a copy ... Support Hi, I am getting the following error when trying to open a database: "Attempt to open ... . support Support Hi, I finally started ObjectDB in Client-Server mode. junior Lekane Nimpa, Junior
1

InternalException - error reading field from "queue" database

I trying to use an objectdb database as a persitent queue but have started getting the following error on the receiver side: 2011-07-25 10:54:25,023 AdminServer-Callback-Instance-2/0 ERROR ... .lang.RuntimeException: Error getting message from data at rbccm.felix.objectdb.messaging
1

objectdb-2.6.9_06: Extended Persistence Context fails: 'Attempt to begin a new transaction when a transaction is active'

.EjbApplication.start(EjbApplication.java:166) at org.glassfish.internal.data.EngineRef.start(EngineRef.java:122) at org.glassfish.internal.data.ModuleInfo.start(ModuleInfo.java:291) at org.glassfish.internal.data.ApplicationInfo.start(ApplicationInfo.java:352) at com.sun.enterprise.v3.server
1

javax.persistence.spi.PersistenceUnitInfo

that will be called for every new class definition or class redefinition that gets loaded by the loader ... that will be called for every new class definition or class redefinition that gets loaded by

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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