ObjectDB Database Search

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jakarta.persistence.Graph

Jakarta Persistence (JPA) Interface jakarta.persistence. Graph Declares operations common ... nodes to the entity graph . If there is already an existing node for one of the given attribute names ... to the entity graph . If there is already an existing node for one of the given attributes, that particular

jakarta.persistence.EntityGraph

of the root entity. Super Interfaces: Graph This type represents the root of an entity graph that will be used as a template to define the attribute nodes and boundaries of a graph of entities ... if there is no existing node. Inherited from Graph Parameters: attributeName - name of the attribute

jakarta.persistence.EntityManager

mutable EntityGraph , allowing dynamic definition of an entity graph . Parameters: rootType - class of entity graph Returns: entity graph . Since: Jakarta Persistence (JPA) 2.1 EntityGraph createEntityGraph ... if there is no entity graph with the given name. Parameters: graphName - name of an entity graph Returns: entity graph

JPA Named Queries Annotations

, cache usage, or fetch graphs . For details and examples, see the JPA Named Queries section

jakarta.persistence.NamedEntityGraph

Interfaces: Annotation Target: Type Defines a named entity graph . This annotation must be applied to the root entity of the graph , and specifies the limits of the graph of associated attributes and entities ... . A reference to a named entity graph may be obtained by calling EntityManager.getEntityGraph

jakarta.persistence.EntityManagerFactory

a named copy of the given EntityGraph to this EntityManagerFactory . If an entity graph with the given name already exists, it is replaced. Parameters: graphName - name for the entity graph entityGraph - entity graph Since: Jakarta Persistence (JPA) 2.1 void addNamedQuery ( String name , Query query

jakarta.persistence.NamedAttributeNode

(Required) The name of the attribute that must be included in the graph . Since: Jakarta Persistence (JPA

ObjectDB vs Neo4J

What are the main difference apart from the JPA. Can ObjectDB provide the same Graph functionalities. Regards. peric.emil Emil Perić ObjectDB is an Object Oriented Database and Neo4J is a graph ... , ObjectDB provides also some graph functionalities, but probably not all the functionality of a pure

Cascading makeTransient

would be to traverse the whole graph of object nodes via reflection which is neither a nice ... is applied to the pc parameter, as if detachCopy(Object) had been called. After the graph of instances

Executing JUnit "all tests" throws "Object ... belongs to another EntityManager" Exception

get mixed, which is forbidden - each PersistenceManager should have its own separate graphs ... added to a new graph of objects, forming this forbidden mix.   support Support Thank

Explorer in 2.3

us use to use the object graph stored in objectdb (and any methods in those objects) to produce values

Does ObjectDB create one instance of each entity class on (web app) load ?

than entity fetch graphs , too.       webel Dr Darren Kelly

Optimization Question

has been modified. Still, you will have to manage the object IDs in order to merge a graph of objects that use

Schema or odb file compare

Dear Support, is there a way to compare two schemas or odb files? I try to compare two object graphs Thx wua Andreas Wurm This is currently not supported, but you may file a feature request  if you need this ability (describing what exactly you expect from this new feature, and how it should work). support Support

ArrayIndexOutOfBoundsException on flush

: rbccm.felix.framework.ApplicationException: Error flushing graph container at rbccm.felix.objectdb ... (); throw new ApplicationException("Error flushing graph container", e); } finally { em.close(); } I've ... :\calculationservice\objectdb\dbs\workflow\uatsrtlonw342-WSAgent-1- Graphs .odb' I've uploaded

Compare two schemas or odb files

graphs stored in the db with old graphs from backup db. wua Andreas Wurm

auto-generated uuid fields

, but we will have to check that nothing depends on the ID being null until the object graph is persisted. spiffy

Memory leak in com.objectdb.o.CST

more spikes than usual.  My server's graph is usually fairly flat before this update.