ObjectDB Database Search

, with object 1 .x, the same query was getting executed within an seconds and now the same is taking around 40 seconds in object db 2.x I have build the query using the follwoing Query query = persistanceManager ... object db 1 .x. You have mentioned that  "You have to define an index and open the database in

Hi, my company is just about to switch from ObjectDB  1 .04.2487 (SE) to ObjectDB 2. So I ... well, but then on converting 1 of the DB files I got this error: java -jar converter.jar ../old.odb ../new.odb ObjectDB 1 .0 ... . Output of conversion: ObjectDB 1 .0 - 2.0 file conversion

Right, that fix to 2.4. 1 _02 got us past the previous issue. Now I'm not sure ... is: [ObjectDB 2.4. 1 _03] javax.persistence.PersistenceException Failed to clear field property com ... .FrameworkMethod$ 1 .runReflectiveCall(FrameworkMethod.java:44) at org.junit.internal.runners.model

Hi, We have a problem in the backward compatibilty in our software as once we have migrated object db odb file from version 1 .x to 2.x, user is unable to open the odb files in the application which is having object db 1 .x installed. Is there any way to read odb files from 1 .x in object db 2.x

element. Since: Jakarta Persistence (JPA) 1 .0 Bindable getModel () Return the bindable object ... . Returns: parent. Since: Jakarta Persistence (JPA) 1 .0 Predicate in ( Object ... values ) Create ... (JPA) 1 .0 Expression as ( Class type ) Perform a typecast upon the expression, returning a new

. See Also: EntityManager.persist( Object ) Since: Jakarta Persistence (JPA) 1 .0 Public Constructors ... Jakarta Persistence (JPA) Class jakarta.persistence.EntityExistsException java.lang. Object ∟ java ... . Since: Jakarta Persistence (JPA) 1 .0 EntityExistsException ( String message ) Constructs a new

Persistence (JPA) 1 .0 Additional JDK methods inherited from java.lang. Object java.lang. Object /clone ... Jakarta Persistence (JPA) Class jakarta.persistence.Timeout java.lang. Object ∟ jakarta.persistence ... a timeout in milliseconds. Since: Jakarta Persistence (JPA) 1 .0 Timeout ms ( int milliseconds ) Specify

Jakarta Persistence (JPA) Enum jakarta.persistence.InheritanceType java.lang. Object ∟ java.lang ... Since: Jakarta Persistence (JPA) 1 .0 Enum Constants JOINED A table for each abstract or concrete entity class ... rows. A join is used to retrieve the state of such entities. Since: Jakarta Persistence (JPA) 1 .0

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 Constants CONSTRAINT Apply the constraint. Since: Jakarta Persistence (JPA) 1 .0 NO_CONSTRAINT Do not apply

Jakarta Persistence (JPA) Enum jakarta.persistence.DiscriminatorType java.lang. Object ∟ java.lang ... .discriminatorType Since: Jakarta Persistence (JPA) 1 .0 Enum Constants CHAR Single character as the discriminator type. Since: Jakarta Persistence (JPA) 1 .0 INTEGER Integer as the discriminator type

.metamodel.Bindable.BindableType java.lang. Object ∟ java.lang.Enum ∟ jakarta.persistence.metamodel ... Persistence (JPA) 1 .0 Enum Constants ENTITY_TYPE Entity type. See Also: EntityType Since: Jakarta Persistence (JPA) 1 .0 PLURAL_ATTRIBUTE Multivalued attribute type, that is, a collection

.criteria.CriteriaBuilder.Trimspec java.lang. Object ∟ java.lang.Enum ∟ jakarta.persistence.criteria ... to specify how strings are trimmed. Since: Jakarta Persistence (JPA) 1 .0 Enum Constants BOTH Trim from both ends. Since: Jakarta Persistence (JPA) 1 .0 LEADING Trim from leading end. Since: Jakarta Persistence

Since: Jakarta Persistence (JPA) 1 .0 Public Instance Methods String toString () Overrides Object .java.lang. Object /toString() Since: Jakarta Persistence (JPA) 1 .0 Additional JDK methods inherited from java ... Jakarta Persistence (JPA) Class jakarta.persistence.criteria.LocalTimeField java.lang. Object

Jakarta Persistence (JPA) Enum jakarta.persistence.TemporalType java.lang. Object ∟ java.lang.Enum ... -written code should use the date/time types defined in java.time . Since: Jakarta Persistence (JPA) 1 ... java.sql.Date Since: Jakarta Persistence (JPA) 1 .0 TIME Map as java.sql.Time Since: Jakarta

Persistence (JPA) 1 .0 boolean isLoaded ( Object entity ) Overrides PersistenceUtil.isLoaded Since: Jakarta Persistence (JPA) 1 .0 Additional JDK methods inherited from java.lang. Object java.lang ... .PersistenceUtilImpl java.lang. Object ∟ jakarta.persistence.Persistence.PersistenceUtilImpl

Jakarta Persistence (JPA) Class jakarta.persistence.RollbackException java.lang. Object ∟ java.lang ... () Since: Jakarta Persistence (JPA) 1 .0 Public Constructors RollbackException () Constructs a new RollbackException exception with null as its detail message. Since: Jakarta Persistence (JPA) 1 .0

Jakarta Persistence (JPA) Class jakarta.persistence.TransactionRequiredException java.lang. Object ... . Since: Jakarta Persistence (JPA) 1 .0 Public Constructors TransactionRequiredException () Constructs a new ... ) 1 .0 TransactionRequiredException ( Exception cause ) Constructs a new TransactionRequiredException

Jakarta Persistence (JPA) Class jakarta.persistence.NonUniqueResultException java.lang. Object ... .getSingleResult() Since: Jakarta Persistence (JPA) 1 .0 Public Constructors NonUniqueResultException ... Persistence (JPA) 1 .0 NonUniqueResultException ( Exception cause ) Constructs a new

Jakarta Persistence (JPA) Class jakarta.persistence.PersistenceException java.lang. Object ∟ java ... . Since: Jakarta Persistence (JPA) 1 .0 Public Constructors PersistenceException () Constructs a new PersistenceException exception with null as its detail message. Since: Jakarta Persistence (JPA) 1 .0

is found not to be an entity. Since: Jakarta Persistence (JPA) 1 .0 Object getVersion ( Object entity ... : IllegalArgumentException - if the given object is not an instance of an entity class belonging to the persistence unit ... cannot be loaded from the database. Since: Jakarta Persistence (JPA) 3.2 Object getIdentifier ( Object

Jakarta Persistence (JPA) Enum jakarta.persistence.FetchType java.lang. Object ∟ java.lang.Enum ... ManyToMany OneToMany ManyToOne OneToOne Since: Jakarta Persistence (JPA) 1 .0 Enum Constants EAGER Data must be eagerly fetched. Since: Jakarta Persistence (JPA) 1 .0 LAZY Data may be lazily fetched

Jakarta Persistence (JPA) Enum jakarta.persistence.EnumType java.lang. Object ∟ java.lang.Enum ... EnumeratedValue Since: Jakarta Persistence (JPA) 1 .0 The JPA Persistable Types article explains ... () member. Since: Jakarta Persistence (JPA) 1 .0 STRING Persist enumerated type property or field as

.criteria.Predicate.BooleanOperator java.lang. Object ∟ java.lang.Enum ∟ jakarta.persistence.criteria ... Persistence (JPA) 1 .0 Enum Constants AND Since: Jakarta Persistence (JPA) 1 .0 OR Since: Jakarta Persistence (JPA) 1 .0 Synthetic Public Static Methods: values(), valueOf(String) Additional JDK methods

Jakarta Persistence (JPA) Enum jakarta.persistence.criteria.Nulls java.lang. Object ∟ java.lang ... ) 1 .0 LAST Null values occur at the end of the result set. Since: Jakarta Persistence (JPA) 1 .0 NONE Null precedence not specified. Since: Jakarta Persistence (JPA) 1 .0 Synthetic Public Static Methods

Jakarta Persistence (JPA) Enum jakarta.persistence.ValidationMode java.lang. Object ∟ java.lang ... behavior. Since: Jakarta Persistence (JPA) 1 .0 CALLBACK The persistence provider must perform the lifecycle ... . Since: Jakarta Persistence (JPA) 1 .0 NONE The persistence provider must not perform lifecycle

Jakarta Persistence (JPA) Enum jakarta.persistence.criteria.JoinType java.lang. Object ∟ java.lang ... (JPA) 1 .0 LEFT Left outer join. Since: Jakarta Persistence (JPA) 1 .0 RIGHT Right outer join. Since: Jakarta Persistence (JPA) 1 .0 Synthetic Public Static Methods: values(), valueOf(String) Additional JDK

Jakarta Persistence (JPA) Enum jakarta.persistence.CacheStoreMode java.lang. Object ∟ java.lang ... CacheStoreMode . Enum Constants BYPASS Don't insert into cache. Since: Jakarta Persistence (JPA) 1 .0 ... ) 1 .0 USE Insert entity data into cache when read from database and insert/update entity data

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 ... transaction Since: Jakarta Persistence (JPA) 1 .0 UNSYNCHRONIZED Persistence context must be explicitly

Jakarta Persistence (JPA) Enum jakarta.persistence.PersistenceContextType java.lang. Object ∟ java ... . Since: Jakarta Persistence (JPA) 1 .0 Enum Constants EXTENDED Extended persistence context Since: Jakarta Persistence (JPA) 1 .0 TRANSACTION Transaction-scoped persistence context Since: Jakarta Persistence

: boolean operator for the predicate. Since: Jakarta Persistence (JPA) 1 .0 Predicate in ( Object ... , TupleElement Interface used to build in predicates. Since: Jakarta Persistence (JPA) 1 .0 Public Instance ... : name - alias Returns: selection item. Since: Jakarta Persistence (JPA) 1 .0 Expression as ( Class

: the Java type of the tuple element. Since: Jakarta Persistence (JPA) 1 .0 Predicate in ( Object ... which they are specified. Since: Jakarta Persistence (JPA) 1 .0 Public Instance Methods Selection alias ... : selection item. Since: Jakarta Persistence (JPA) 1 .0 Expression as ( Class type ) Perform

( Object o) {} @PostPersist void onPostPersist( Object o) {} @PostLoad void onPostLoad( Object o) {} @PreUpdate void onPreUpdate( Object o) {} @PostUpdate void onPostUpdate( Object o) {} @PreRemove void onPreRemove( Object o) {} @PostRemove void onPostRemove( Object o) {} } External callback methods

operates on Java classes and objects . For example, a JPQL query can retrieve entities, unlike SQL, which returns only field values from database tables. This makes JPQL more object -oriented ... values). A Minimal JPQL Query The following query retrieves all Country objects from the database

Jakarta Persistence (JPA) Enum jakarta.persistence.PersistenceUnitTransactionType java.lang. Object ... Transaction management via JTA. Since: Jakarta Persistence (JPA) 1 .0 RESOURCE_LOCAL Resource-local transaction management. Since: Jakarta Persistence (JPA) 1 .0 Synthetic Public Static Methods: values

Jakarta Persistence (JPA) Enum jakarta.persistence.AccessType java.lang. Object ∟ java.lang.Enum ... (JPA) 1 .0 PROPERTY Property-based access is used, that is, state is accessed via getter and setter methods. Since: Jakarta Persistence (JPA) 1 .0 Synthetic Public Static Methods: values(), valueOf

Jakarta Persistence (JPA) Enum jakarta.persistence.CacheRetrieveMode java.lang. Object ∟ java.lang ... the database. Since: Jakarta Persistence (JPA) 1 .0 USE Read entity data from the cache: this is the default behavior. Since: Jakarta Persistence (JPA) 1 .0 Synthetic Public Static Methods: values

Jakarta Persistence (JPA) Class jakarta.persistence.SchemaValidationException java.lang. Object ... Persistence (JPA) 1 .0 Public Instance Methods Exception[] getFailures () An array of problems ... a problem with one database object , in which case there is only one problem reported

Jakarta Persistence (JPA) Enum jakarta.persistence.PessimisticLockScope java.lang. Object ∟ java ... Persistence (JPA) 1 .0 NORMAL This value defines the default behavior for pessimistic locking ... (JPA) 1 .0 Synthetic Public Static Methods: values(), valueOf(String) Additional JDK methods inherited

Jakarta Persistence (JPA) Class jakarta.persistence.NoResultException java.lang. Object ∟ java.lang ... Persistence (JPA) 1 .0 Public Constructors NoResultException () Constructs a new NoResultException exception with null as its detail message. Since: Jakarta Persistence (JPA) 1 .0 NoResultException

Since: Jakarta Persistence (JPA) 1 .0 The JPA Connections and Transactions article explains how to use ... graph entityGraph - entity graph Since: Jakarta Persistence (JPA) 2. 1 void addNamedQuery ( String ... such that future query objects can be created from it using the EntityManager.createNamedQuery or

Persistence (JPA) 1 .0 Predicate in ( Object ... values ) Create a predicate to test ... which they are specified. Since: Jakarta Persistence (JPA) 1 .0 Public Instance Methods Selection alias ( String ... : selection item. Since: Jakarta Persistence (JPA) 1 .0 Expression as ( Class type ) Perform a typecast

Persistence (JPA) 1 .0 Predicate in ( Object ... values ) Create a predicate to test whether the expression ... Persistence (JPA) 1 .0 Expression as ( Class type ) Perform a typecast upon the expression, returning a new expression object . Unlike Expression.cast , this method does not cause type conversion

for retrieving a specific subset of objects from the database. How a WHERE clause works The following query ... over all Country objects in the database, using c as the range variable. Before passing these Country objects ... expression in the WHERE clause, also known as the predicate, determines which objects to accept

Returns: position of parameter. Since: Jakarta Persistence (JPA) 1 .0 Predicate in ( Object ... values ... Selection Parameters: name - alias Returns: selection item. Since: Jakarta Persistence (JPA) 1 .0 Expression as ( Class type ) Perform a typecast upon the expression, returning a new expression object

Persistence (JPA) 1 .0 Predicate in ( Object ... values ) Create a predicate to test ... otherwise. Since: Jakarta Persistence (JPA) 1 .0 Public Instance Methods Selection alias ( String ... : selection item. Since: Jakarta Persistence (JPA) 1 .0 Expression as ( Class type ) Perform a typecast

. A CriteriaUpdate object must have a single root. Since: Jakarta Persistence (JPA) 2. 1 Public Instance ... that is the target of the update. A CriteriaUpdate object has a single root, the entity ... . Since: Jakarta Persistence (JPA) 1 .0 Root from ( EntityType entity ) Create and add a query root

type of the tuple element. Since: Jakarta Persistence (JPA) 1 .0 Predicate in ( Object ... values ... Persistence (JPA) 1 .0 Expression as ( Class type ) Perform a typecast upon the expression, returning a new expression object . Unlike cast , this method does not cause type conversion: the runtime type is not

ObjectDB is an Object Oriented Database Management System (ODBMS). It provides all the standard ... , etc.), but it uses an object oriented model to store and manage data. You can easily store ordinary objects (and graphs of objects ) in an ObjectDB database directly. There's no need to define tables

I've attached a test which fails with the error "ArrayIndexOutOfBoundsException: - 1 ". It runs 10 threads which create and persist objects . The objects are based on application objects so its not ... . I'm running with 64bit JVM 1 .6.0_30 on windows 7 The first thread to fail output the following

You can use ObjectDB with either the Java Persistence API (JPA) or the Java Data Objects (JDO) API ... , tutorials and sample code. When to prefer JDO JDO might be preferred when portability to other object databases is more important than general portability to both object and relational databases. JPA