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Replication failed

_01). Other ideas: verify that both servers on 6136 and 6000 are running, start with an empty

GWT RPC is throwing serialization exception when I have object db date value

objectdb 2.2.8 and GWT 2.3.0 with embedded jetty in Eclipse. Stack trace is attached. Any ideas

Group by: list if no aggregate function is specified

children list for each parent - not a good idea. Thank you. Vladiator Vlad Myachikov You may use JOIN FETCH for this purpose. support Support

Show Sql/Jpql

It may be a good idea to log queries as strings in TRACE logging level. ObjectDB (unlike ORM JPA

Internal exception in objectdb-2.4.4_17.jar

Trying to read from ODB we are experiencing the following Internal Exception. Any ideas? Caused by: com.objectdb.o.InternalException at com.objectdb.o.BYR.s(BYR.java:113) at com.objectdb.o.BYR.A(BYR.java:206) at com.objectdb.o.STT.m(STT.java:111) at com.objectdb.o.TYR.readStringValue(TYR.java

Problem upgrading

it starts to work again. Any ideas? Best Regards Here's a part of the output: org.springframework

Missing atificat for ObjectDB?

. It seems somehow the update is partially completed. Any further idea? Thanks. marlonmin martin Do I

Query to find object from element of a contained collection

I have an OrderData class, containing an OrderItemData collection, i would like to find OrderData elements by OrderData.items.itemId. I cant get a proper query with MEMBER OF or IN. Does anyone have an idea on how i could formulate that as Typed or CriteriaBuilder query? Thanks. @Entity public

Performance in large transactions

context after first persistence for a long time. We will try to demonstrate these ideas in separate posts

NULL reference, how to remove

references do you have? Do you have any idea what operation could be related to these specific actions

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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