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object creation during pmf.getPersistenceManager()

. These instances serve as factory (using methods that are added during enhancement) for creation of all the managed entity objects (avoiding a more complex enhancement machanism that could have built an additional ... for an enhancer to generate such constructors. thanks br Tomasz Tomasz Tomasz Wozniak Thank you for the update

Fields in objects not populated in query result.

Don Hosek A possible reason could be a partial enhancement. ObjectDB can populate fields in both enhancement mode and reflection mode but mixing modes is not supported and if some classes in the hierarchy are enhanced and some are not this could happen. Note also that null values are expected

Check for index existence ?

( debug or trace ). name="*" give me some informations about enhanced classes ... configuration and check the server logs (queries are executed on the server, enhancement messages are client ... " directory. I've got a file in archive ( containing infos about enhanced classes ) when i replace query

Recursive calls with @PreUpdate annotation and Glassfish OutOfMemoryError

(); } I've managed to deduce that it only happens when classes are enhanced. When they are not enhanced, everything works fine. Once the error is hit, it keeps on happening and until I remove the enhancement (I do this build time with maven). First, for the test case I supplied: 1) You need to run

Different behavior with persist() and queried instances?

persist works though in a sample project, *after* the commit, my list property is correctly enhanced ... agent enhancer but maven compile time enhancer but the class itself is enhanced as I

Mapped (Inverse) LAZY @OneToMany vs. Unmapped LAZY @OneToMany

);         }     } } webel Dr Darren Kelly LAZY in JPA is a hint. If your code is enhanced (as ... _mapped:null a.listB_unmapped:[] If the code is not enhanced, ObjectDB has to keep a snapshot of the entity ... classes that are not enhanced. support Support Thanks for your explanation. I was able to confirm

Spring LTW Problem

when the ObjectDB Enhancer tries to weave some GWT class of wich some dependencies are not ... enhance the classes at compile time. Any suggestions? Ralph mosi0815 Ralph Moser The ObjectDB Enhancer agent enhances only classes that are annotated with JPA/JDO/ObjectDB annotations

Selective merge/cascade of detatched entity

().commit(); Thanks very much, Phil obiphil Philip Clapham Do you use enhanced classes? Merging non dirty objects is expected to be more efficient when classes are enhanced. support Support Hi, Thanks ... /jpa/tool/enhancer#Load_Time_Java_Agent_Enhancement_ This improved performance by between 5-30

Can I Disable the Creation of the "log" Directory?

still gets created. A "log" directory also gets created when I run com.objectdb.Enhancer ... , will the solution also prevent the "log" directory created when running the enhancer (java ... com.objectdb.Enhancer


@server [2016-07-13 22:58:15 #2 type] Type com.gsi.sync.Connection.OperationData is not enhanced. [2016-07-13 22:58:16 #3 type] Type com.gsi.sync.FileInfo is not enhanced. [2016-07-13 22:58:17 #4 type] Type com.gsi.sync.FileInfoZip is not enhanced. [2016-07-13 22:58:17 #5 type] Type com

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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