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Explorer and multi-thread

When I use explorer.exe to browse the database in objectdb, eclipse tells me another app occupy it, then how can objectdb support multi-thread? gzdillon Lai Yang Multithreading refers to the ability to use the same database in multiple threads of the same process (same JVM) simultaneously

NullpointerException when execute a merge

.invoke(Method.java:606) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor

can't get HashMap out of the database

. The full Eclipse project attached FYI. Thanks, Natalia. natmaclin Natalia Levine Try annotating


>             <groupId>org.eclipse.persistence</groupId>             <artifactId>javax.persistence</artifactId

Missing atificat for ObjectDB?

com.objectdb.objectdb.jar. After I remove this section, the POM file is ok. I am running Eclipse EE

Enhancer -s broken

it works in both Windows and Linux (Eclipse & Ant). Thanks for your support Manuel mlaggner Manuel

Visibility of changes in Transaction is not visible to a JPA QL Query

> Is there something I am doing wrong, or is this the intended behaviour? I attach the Eclipse projects

Problem witch CriteriaBuilder isMember(..)

(generated from Eclipse) PPS.: I recognized another problem (in 2.6.4_09) with the criteriabuilder

Handling "is null" in where clause

. It should be somwhere near 50. Is it a bug? Or I missed something? I have attached full eclipse project with test case

Minor grammatical error in Tutorial

http://www.objectdb.com/tutorial/jpa/eclipse/running As is: "Running the application again will use the existing database file to store additional 1,000 objects." Recommended: Running the application again will use the existing database file to store an additional 1,000 objects. rwehrli Rob Wehrli

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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