ObjectDB Database Search

Hi , in my database i want to fetch resultlist as big chunks.JPA 2 . 2 has new feature named Stream ... objectdb for JPA 2 . 2 ?  eix128 Kadir BAŞOL We hope to support this feature soon ... , similarly to the way that JPA 2 . 2 streams work. To free memory, however you will have to clear

Hello! I use Glassfish 4.0.0 and ObjectDB 2 .5.3_02. When I do entityManager.createQuery I get an exception: java .lang.UnsupportedOperationException at com.objectdb.jpa.EMF.createEntityManager(EMF. java :517) at com.sun.enterprise.container.common.impl.EntityManagerWrapper._getDelegate

Hi,   AFter the upgrade from 2 . 2 .8_02 (not sure if it was build 03/04 as I skipped 03 ... =false) OR ($1.conditionThree=false)))) Exception in thread "main" [ObjectDB 2 . 2 .8_04] Unexpected exception (Error 990) Generated by Java HotSpot(TM) 64-Bit Server VM 1.6.0_26 (on Mac OS X 10.6.8

/SQL Set 2 : Java /JDO Less Than Less Than or Equal To = Equal To = == Not Equal To != The main ... . != ) operators. JPQL follows SQL notation, while Java uses its own notation, which is also used by JDOQL ... standard Java logic. For example, null == null evaluates to true . All other operators

is structured as follows: Criteria Query From Components in Jakarta Persistence (JPA) 3. 2   ... to an association typed as a java .util.Collection . Represents a join to an association typed as a java .util.Set . Represents a join to an association typed as a java .util.List . It provides support

that will be in effect during query execution. Since: Jakarta Persistence (JPA) 3. 2 CacheStoreMode ... . Since: Jakarta Persistence (JPA) 3. 2 int getFirstResult () The position of the first result the query object ... : position of the first result. Since: Jakarta Persistence (JPA) 2 .0 The Running JPA Queries article

Since: Jakarta Persistence (JPA) 2 .1 Public Instance Methods boolean execute () Return true if the first ... . 2 CacheStoreMode getCacheStoreMode () The cache storage mode that will be in effect during query execution. Inherited from Query Since: Jakarta Persistence (JPA) 3. 2 int getFirstResult () The position

Jakarta Persistence (JPA) Enum jakarta.persistence.LockModeType java .lang.Object ∟ java .lang.Enum ... (JPA) 2 .0 OPTIMISTIC Optimistic lock. Since: Jakarta Persistence (JPA) 2 .0 OPTIMISTIC_FORCE_INCREMENT Optimistic lock, with version update. Since: Jakarta Persistence (JPA) 2 .0 PESSIMISTIC_FORCE

Features 100% pure Java Object-Oriented Database Management System (ODBMS). No proprietary API - managed only by standard Java APIs (JPA / JDO 2 ). Extremely fast - faster than any other JPA / JDO

. See Also: Query Parameter Since: Jakarta Persistence (JPA) 2 .0 Chapter 4 - JPA Queries (JPQL / Criteria ... effect during query execution. Inherited from Query Since: Jakarta Persistence (JPA) 3. 2 CacheStoreMode ... . Inherited from Query Since: Jakarta Persistence (JPA) 3. 2 int getFirstResult () The position of the first

some other native connection type, and is not required to support java .sql.Connection ... Exception thrown by ConnectionFunction.apply , if any. Since: Jakarta Persistence (JPA) 3. 2 void ... until the transaction completes. Overrides AutoCloseable. java .lang.AutoCloseable/close() Throws

Jakarta Persistence (JPA) Class jakarta.persistence.PessimisticLockException java .lang.Object ∟ java .lang.Throwable ∟ java .lang.Exception ∟ java .lang.RuntimeException ∟ jakarta.persistence ... , is marked for rollback. Since: Jakarta Persistence (JPA) 2 .0 Public Constructors

Jakarta Persistence (JPA) Class jakarta.persistence.LockTimeoutException java .lang.Object ∟ java .lang.Throwable ∟ java .lang.Exception ∟ java .lang.RuntimeException ∟ jakarta.persistence ... (JPA) 2 .0 Public Constructors LockTimeoutException () Constructs a new LockTimeoutException

Jakarta Persistence (JPA) Class jakarta.persistence.QueryTimeoutException java .lang.Object ∟ java .lang.Throwable ∟ java .lang.Exception ∟ java .lang.RuntimeException ∟ jakarta.persistence ... transaction, if one is active, will be not be marked for rollback. Since: Jakarta Persistence (JPA) 2

Jakarta Persistence (JPA) Class jakarta.persistence.SchemaValidationException java .lang.Object ∟ java .lang.Throwable ∟ java .lang.Exception ∟ jakarta.persistence.SchemaValidationException Implemented ... () Since: Jakarta Persistence (JPA) 3. 2 Public Constructors SchemaValidationException ( String message

Jakarta Persistence (JPA) Enum jakarta.persistence.PersistenceUnitTransactionType java .lang.Object ∟ java .lang.Enum ∟ jakarta.persistence.PersistenceUnitTransactionType Implemented Interfaces ... via the EntityTransaction interface. Since: Jakarta Persistence (JPA) 3. 2 Enum Constants JTA

Jakarta Persistence (JPA) Enum jakarta.persistence.ConstraintMode java .lang.Object ∟ java .lang ... Used to control the application of a constraint. Since: Jakarta Persistence (JPA) 2 .1 Enum ... (String) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone(), java .lang.Enum

Jakarta Persistence (JPA) Enum jakarta.persistence.criteria.Nulls java .lang.Object ∟ java .lang ... (Expression, Nulls) CriteriaBuilder.desc(Expression, Nulls) Since: Jakarta Persistence (JPA) 3. 2 Enum ... : values(), valueOf(String) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone

Jakarta Persistence (JPA) Enum jakarta.persistence.ValidationMode java .lang.Object ∟ java .lang ... (JPA) 2 .0 Enum Constants AUTO If a Bean Validation provider is present in the environment ... (), valueOf(String) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone(), java .lang

Jakarta Persistence (JPA) Enum jakarta.persistence.criteria.JoinType java .lang.Object ∟ java .lang ... . Since: Jakarta Persistence (JPA) 2 .0 Enum Constants INNER Inner join. Since: Jakarta Persistence ... methods inherited from java .lang.Enum java .lang.Enum/clone(), java .lang.Enum/compareTo(E), java

Jakarta Persistence (JPA) Enum jakarta.persistence.AccessType java .lang.Object ∟ java .lang.Enum ... Persistence (JPA) 2 .0 Enum Constants FIELD Field-based access is used. Since: Jakarta Persistence ... (String) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone(), java .lang.Enum

Jakarta Persistence (JPA) Enum jakarta.persistence.CascadeType java .lang.Object ∟ java .lang.Enum ... operation Since: Jakarta Persistence (JPA) 2 .0 MERGE Cascade the merge operation Since: Jakarta ... ) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone(), java .lang.Enum/compareTo(E

Jakarta Persistence (JPA) Enum jakarta.persistence.CacheRetrieveMode java .lang.Object ∟ java .lang ... (CacheRetrieveMode) Since: Jakarta Persistence (JPA) 2 .0 The JPA Shared (L2) Entity Cache article ... (), valueOf(String) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone(), java .lang

Jakarta Persistence (JPA) Enum jakarta.persistence.CacheStoreMode java .lang.Object ∟ java .lang ... ) Since: Jakarta Persistence (JPA) 2 .0 The JPA Shared (L2) Entity Cache article explains how to use ... : values(), valueOf(String) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone

Jakarta Persistence (JPA) Enum jakarta.persistence.SharedCacheMode java .lang.Object ∟ java .lang ... of PersistenceUnitInfo.getSharedCacheMode . Since: Jakarta Persistence (JPA) 2 .0 Enum Constants ALL All entities ... : values(), valueOf(String) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone

Jakarta Persistence (JPA) Enum jakarta.persistence.SynchronizationType java .lang.Object ∟ java ... transaction by means of the EntityManager.joinTransaction method. Since: Jakarta Persistence (JPA) 2 .1 ... : values(), valueOf(String) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone

Jakarta Persistence (JPA) Enum jakarta.persistence.ParameterMode java .lang.Object ∟ java .lang.Enum ... StoredProcedureParameter Since: Jakarta Persistence (JPA) 2 .1 Enum Constants IN Stored procedure input ... Static Methods: values(), valueOf(String) Additional JDK methods inherited from java .lang.Enum java

Jakarta Persistence (JPA) Enum jakarta.persistence.PessimisticLockScope java .lang.Object ∟ java ... or used with the NamedQuery annotation. Since: Jakarta Persistence (JPA) 2 .0 Enum Constants EXTENDED ... from java .lang.Enum java .lang.Enum/clone(), java .lang.Enum/compareTo(E), java .lang.Enum

. The page attribute specifies the size of a page in a database file. The default value of 2 KB ... . Activation codes are generated by running the Activator utility from the command line: $ java -cp objectdb

Jakarta Persistence (JPA) 3. 2 Base type definitions The core abstractions of model types ... Java type known to the persistence provider. Represents basic foundation types (primitives, wrappers

strings from Java code. This practice also enforces the use of query parameters instead of embedding ... their named queries by using the JPA 2 Metamodel interface. For example: em. getMetamodel (). managedType

As explained in Chapter 2 , you can delete entities from the database by following these steps: Retrieve the entities into an EntityManager . Remove these objects from the EntityManager ... + an optional variable ObjectDB supports using the java .lang.Object class in queries as an extension

Jakarta Persistence (JPA) represents queries with two interfaces: the Query interface, which was the only query interface in JPA 1, and the TypedQuery interface, which was introduced in JPA 2 ... Criteria API provides an alternative way to build dynamic queries. It uses Java objects that represent

(PersistenceConfiguration) Starting with  JPA 3. 2 , it is no longer mandatory to use a  persistence.xml  file to define a persistence unit. You can now define a persistence unit entirely in Java code

is any one of the following: a Java primitive type, or wrapper of a primitive type, String , java .math.BigInteger or java .math.BigDecimal , java .time.LocalDate , java .time.LocalTime , java .time.LocalDateTime , java .time.OffsetTime , java .time.OffsetDateTime , java .time.Instant , or java .time.Year

terminates, the application should close the entity manager factory. If necessary, a java .lang.ref ... graph entityGraph - entity graph Since: Jakarta Persistence (JPA) 2 .1 void addNamedQuery ( String ... (JPA) 2 .1 R callInTransaction ( Function work ) Create a new application-managed EntityManager

: PersistenceUtil instance. Since: Jakarta Persistence (JPA) 2 .0 Additional JDK methods inherited from java ... Jakarta Persistence (JPA) Class jakarta.persistence.Persistence java .lang.Object ∟ jakarta.persistence.Persistence Bootstrap class used to obtain an EntityManagerFactory in Java SE environments

I was experiencing an exception so I did a test to reproduce it.   here it is. [ObjectDB 2 . 2 .6_02] Unexpected exception (Error 990) Generated by Java HotSpot(TM) Client VM 1.6.0_17 (on Windows ... .InternalException: java .lang.NullPointerException: null java .lang.NullPointerException at com.objectdb.o

All latest versions later 2 .4.5+ even 2 .4.5_05 doesn't work, it deployed but errors when running. But 2 .4.4 worked javax.ejb.EJBException at com.sun.ejb.containers.BaseContainer.processSystemException(BaseContainer. java :5215) at com.sun.ejb.containers.BaseContainer.completeNewTx(BaseContainer. java

reporting issue as requested  [ObjectDB 2 . 2 .5_02] Unexpected exception (Error 990) Generated by Java HotSpot(TM) Client VM 1.6.0_17 (on Windows XP 5.1). Please report this error on http://www.objectdb.com/database/issue/new com.objectdb.o.InternalException: java .lang.NullPointerException

is used instead of Expression in this API in order to work around the fact that Java generics are not compatible with varags. Since: Jakarta Persistence (JPA) 2 .0 The JPA Criteria API Queries article ... more restriction predicates Returns: and predicate. Since: Jakarta Persistence (JPA) 3. 2 Expression

An instance of EntityType represents an entity type. Since: Jakarta Persistence (JPA) 2 .0 Public Instance ... of the managed type. Since: Jakarta Persistence (JPA) 1.0 Class getBindableJavaType () Return the Java type of the represented object. If the bindable type of the object is PLURAL_ATTRIBUTE , the Java

, long , float , double Equivalent wrapper classes from the java .lang package: Byte , Short , Character , Integer , Long , Float , Double java .math.BigInteger , java .math.BigDecimal java .lang.String java .util.Date , java .sql.Date , java .sql.Time , java .sql.Timestamp Any enum type A reference

collection that has been specified as a java .util.Map . Since: Jakarta Persistence (JPA) 2 .0 Public ... of the given basic type. Since: Jakarta Persistence (JPA) 3. 2 Expression entry () Create an expression ... to be tested against Returns: predicate testing for equality. Since: Jakarta Persistence (JPA) 3. 2

that has been specified as a java .util.Set . Since: Jakarta Persistence (JPA) 2 .0 Public Instance Methods Selection ... . Since: Jakarta Persistence (JPA) 3. 2 Predicate equalTo ( Expression value ) Create a predicate to test ... to be tested against Returns: predicate testing for equality. Since: Jakarta Persistence (JPA) 3. 2

that has been specified as a java .util.Collection . Since: Jakarta Persistence (JPA) 2 .0 Public ... of the given basic type. Since: Jakarta Persistence (JPA) 3. 2 Predicate equalTo ( Expression value ) Create ... . Since: Jakarta Persistence (JPA) 3. 2 Predicate equalTo ( Object value ) Create a predicate to test

that has been specified as a java .util.List . Since: Jakarta Persistence (JPA) 2 .0 Public Instance Methods Selection ... . Since: Jakarta Persistence (JPA) 3. 2 Predicate equalTo ( Expression value ) Create a predicate to test ... - expression to be tested against Returns: predicate testing for equality. Since: Jakarta Persistence (JPA) 3. 2

Jakarta Persistence (JPA) Class jakarta.persistence.PersistenceConfiguration java .lang.Object ... should be considered a Java SE persistence unit, even when this API is used within the Jakarta EE environment ... ) Since: Jakarta Persistence (JPA) 3. 2 Public Static Fields CACHE_MODE String specifying a SharedCacheMode

a PersistenceManagerFactory The following code demonstrates how to obtain a PersistenceManagerFactory instance: import java ... a class in the same directory using: import java .io; import java .util.Properties; import javax.jdo ... . 2   javax.jdo.PersistenceManager The javax.jdo.PersistenceManager interface represents

Welcome to the ObjectDB for Java /JDO Developer's Guide. Here you can learn how to develop database applications using ObjectDB and JDO ( Java Data Objects), the revolutionary database programming ... - About ObjectDB Describes ObjectDB's main features and editions. Chapter 2 - A Quick Tour Demonstrates