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JDO Doc
2

Column.allowsNull

Annotation Element javax.jdo.annotations.Column String allowsNull Whether the column allows null values to be inserted. Returns: whether the column allows null values to be inserted Default value: "" Since: JDO 2.1
JDO Doc
2

Column.insertValue

Annotation Element javax.jdo.annotations.Column String insertValue Value to be inserted when this is an "unmapped" column Returns: the value to be inserted when this is an "unmapped" column Default value: "" Since: JDO 2.1
Forum
2

Eclipse4 RCP - No Persistence provider for EntityManager

my what else I have to consider? Many thanks in advance You may try embedding it into objectdb.jar ... : storageSvc.registerEntity(LocalEntity.class); storageSvc.insert(new LocalEntity()); List l ... time (without the insert) I get a ClassCastException (LocalEntity cannot be cast to LocalEntity)... I
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2

persists and update together ?

hello on mysql i've seen;   INSERT INTO table (a,b,c) VALUES (1,2,3),(4,5,6) ON DUPLICATE KEY UPDATE c=VALUES(a)+VALUES(b);   This query , inserts data or updates if its already available and this will reduce finding same object again. On jpa :     User obj2 = ...; User usr2
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2

Dependency from enhanced classes to the objectDB library

. This means we have several domains. Each domain is split into business layer and persistence layer ... -step: 1) Import all projects of the example #2 into your Eclipse (We use Eclipse Standard 4.4.1 (Luna ... . You must insert your own activation code in the objectdb.conf. Clean up the project and execute
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2

OptimisticLockException

Ran into this error for the first time (after many years of using odb): Caused by: com.objectdb.o ... is available in the manual. I guess I should read doco more. I ran into the same error from ... the same issue - but only after stress testing the insertion test case. 5 threads/100 repetitions gave
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2

Vacuum - Reclaiming Unused Space In Odb

completely full), since the exact size depends on the order in which the data is inserted. But any ... of time to perform these backups.  We've looked into using the replication strategy that ObjectDb enables ... , all preceding updates also exist. Kevinwh, I'm looking into ObjectDB for a new product I'm working
JDO Doc
1

javax.jdo.InstanceCallbacks

the values in these fields. The callbacks might also be used if the persistent instances need to be put into ... programmer would implement jdoPostLoad to put itself into the list of managed instances ... are loaded from the data store into this instance. Called after the values are loaded from the data store
Issue
1

Activation & Object Model Enhancement

on developer machine that could be inserted into our class that calls JEnhancer that then enhances
Issue
1

Can't open replicated database

empty state of the database. I inserted a few rows into the databases and still got the error