Fast Object Database for Java - with JPA/JDO support

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boolean field flips after schema update (in class) of another field

. However, we maybe updated the ObjectDB version once or twice. itsme Martin Petzold That mentioned issue does ... . support Support Any updates regarding this issue? Did it happen again? Have you switched to version ... development or testing environment. itsme Martin Petzold Thank you for the update. No argue

Version 2.5.6 enhancement problem solved by updating to version 2.5.7_03

After updating some of my code to java 8, enhancement threw "unexpected" exceptions from two of the source files I applied the most (maybe all) of the changes to. Problem might or might not have been related to the java 8 update. In any event, my enhancement problem went away when I updated

UPDATE statemen crash when i put the WHERE clause.

Hello, i have a problem with a UPDATE statement. When i run the code without WHERE clause the cod ... _points); updateEm.getTransaction().begin(); updateEm.createQuery("update Record ... Ciprian Apparently this update query is not supported, but a better error message is required

Internal exception when updating date filed (TemporalType.DATE)

Hello! ObjectDB version 2.5.3_02. I get internal exception when commiting update Date field (javax ... ().commit(); } // create dates for update Calendar calendar = Calendar ... .set(1981, 3, 1); dates.add(calendar.getTime()); // update birthday field

Update entity without first opening a transaction

Hi everyone, I want to update an entity in my program without having to open a transaction ... should be updated immediately. How can I get this done? joelcraenhals Joël Craenhals JPA requires using transactions for updating the content of a database. But if you use Java EE or Spring, the container may manage the transactions automatically. support Support

Schema-Update: Deactivation of automatic entity class removing and introduction of a new class remove in the schema config

we plan to extends our application via plugins and then we will get problems with our update ... . We appreciate the other features of the automatic schema update very much. btc_es BTC EmbeddedSystems ... this. UPDATE: The described scenario works only with enhanced entities

selective update not working

we try to optimize for our queries and tried a selective update, but in explorer it just shows query execution error: UPDATE ObjectNode o SET o.state = 5 where o.classIdentifier = '(MA)' and o ... ), which is not allowed in UPDATE queries. See this stackoverflow thread for a more detailed explanation. support Support

Auto Date for Creation and Update

Hi, is there a way with objectdb to use annotations so that - automatically - the creation Date gets updated once only and the change Date on each change? It seems for hibernate there Are annotations ... tlehmann Thomas Lehmann You may be able to update these time/date fields in a JPA lifecycle event

Significant I/O costs during batch update or insert data.

Our application has some complex entities. We do batch update(merge detached entity) every 2 minutes. We find the period significant IO costs these days, and disappeared when turn off the batch updating. 1.ObjectDB is in embedded mode. 2.ObjectDB version is 2.3.7 3.Database file size is nearly

Intermittent Exception "Attempt to update types in read only mode"

" [ObjectDB 2.4.1_06] javax.persistence.PersistenceException Attempt to update types in read only mode (error ... .java:48) Caused by: com.objectdb.o.UserException: Attempt to update types in read only mode

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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