About Application Server

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FAQ
3

Is ObjectDB scalable? What are its limitations?

ObjectDB is highly scalable and can manage efficiently databases in a wide range of sizes, from a few Kilobytes to hundreds of Gigabytes and even Terabytes. ObjectDB can be used in small embedded single user applications as well as in heavy loaded multi threaded multi user applications. ObjectDB
JDO Doc
3

javax.jdo.Constants

" Since: JDO 2.1 See Also: PersistenceManagerFactory.getProperties() String OPTION_APPLICATION_IDENTITY ... .supportedOptions() String OPTION_CHANGE_APPLICATION_IDENTITY "javax.jdo.option ... _SERVER_TIME_ZONE_ID The name of the persistence manager factory element's "server-time-zone-id
Forum
3

Glassfish 4 AbstractMethodError: com.objectdb.jpa.EMF.createEntityManager

:601) at org.glassfish.ejb.security.application.EJBSecurityManager.runMethod(EJBSecurityManager.java:1081) at org.glassfish.ejb.security.application.EJBSecurityManager.invoke(EJBSecurityManager.java ... .Method.invoke(Method.java:601) at org.glassfish.jersey.server.model.internal
Forum
2

Failover from Master to Slave

the databases? Let's take the following scenario: DB A is master, DB B is A's slave 3 application servers run an application that uses A as master Server of DB A fails. Applications switch to DB B as master ... system and on failure to delete that file and create another file on the slave server. Application
Forum
2

Glassfish 3.1.2.1 and ObjectDB 2.4.3

addition, check if there are exceptions in the console or in the server log. OK, I run the NetBeans/JPA ... . I tried it on Glassfish server 3.1.2 and 3.1.2.2. Sometimes I get no execptions in server log ... : GlassFish Server Open Source Edition 3.1.2 (build 23) INFO: Grizzly Framework 1.9.46 started in
Forum
2

Modifying something with Explorer -> app JPQL with Enum doesn't work anymore

Hi! Scenario: Copy attached DB into localhost ObjectDB server (I'm running 2.5.1_03). Open attached project JavaEE Maven with NetBeans (7.4 beta in my case). Start ObjectDB on localhost as server ... an immediate solution, please isolate the issue further into a simple minimal console application, as
Result
2

[ODB1] Chapter 8 - ObjectDB Server

the connection URL string. 8.1  Running an ObjectDB Server The ObjectDB server is a pure Java application ... , you can also run the server using the server.exe application, located in the bin directory ... -client -Xms32m -Xmx256m com.objectdb.Server start -port 6666 The server.exe application
Manual
2

Chapter 2 - JPA Entity Classes

JPA Entity classes are user defined classes whose instances can be stored in a database. To store data in an ObjectDB database using JPA you have to define entity classes that represent your application data object model. This chapter explains how to define and use entity classes. 
Manual
2

Comparison in JPQL and Criteria API

, gt and greaterThan are equivalent, but it is a good practice to use the short form (gt) when applicable to emphasis a numeric comparison. .
FAQ
2

Is ObjectDB a NoSQL Database?

can be used in applications that cannot use conventional non ACID NoSQL databases because of a requirement for a very high level of consistency.