ObjectDB Database Search

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jakarta.persistence.criteria.Root

expressions to Integer , Long , Float , and Double . Support for typecasts between other basic types is not

jakarta.persistence.criteria.Subquery

to Integer , Long , Float , and Double . Support for typecasts between other basic types is not

jakarta.persistence.criteria.SetJoin

. Support for typecasts between other basic types is not required. Inherited from Expression

jakarta.persistence.Version

in the database changes between reading the state of an entity instance and attempting to update or

jakarta.persistence.criteria.CriteriaBuilder.Case

. Support for typecasts between other basic types is not required. Inherited from Expression

jakarta.persistence.criteria.CriteriaBuilder.In

, Long , Float , and Double . Support for typecasts between other basic types is not required

jakarta.persistence.criteria.CriteriaBuilder.Coalesce

. Support for typecasts between other basic types is not required. Inherited from Expression Parameters

jakarta.persistence.criteria.CollectionJoin

, Long , Float , and Double . Support for typecasts between other basic types is not required

jakarta.persistence.criteria.Expression

, Float , and Double . Support for typecasts between other basic types is not required. Parameters: type

jakarta.persistence.criteria.CriteriaBuilder.SimpleCase

, and Double . Support for typecasts between other basic types is not required. Inherited from Expression

jakarta.persistence.criteria.ListJoin

, and Double . Support for typecasts between other basic types is not required. Inherited from Expression

jakarta.persistence.criteria.From

for typecasts between other basic types is not required. Inherited from Expression Parameters: type

jakarta.persistence.criteria.Join

to Integer , Long , Float , and Double . Support for typecasts between other basic types is not

jakarta.persistence.AttributeConverter

whose methods convert between : the target type of the converter, an arbitrary Java type which may be used

Pre-detach loading: retrieval by navigation not working in if statement

have tried in vain to find any point of difference between the real web app and the mini test app, I am now ... why the results would be different between the mini test web app and the large real web app. webel Dr ... reports regarding using ObjectDB javaagent enhancer. Note that the main difference between build time

jakarta.persistence.GenerationType.AUTO

of type Long , Integer , long , or int , the provider selects between GenerationType.TABLE

jakarta.persistence.criteria.CriteriaBuilder.diff(Expression,Expression)

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Expression diff (    Expression x ,    Expression y ) Create an expression that returns the difference between its arguments. Parameters: x - expression y - expression Returns: difference. Since: Jakarta Persistence (JPA) 1.0

jakarta.persistence.criteria.CriteriaBuilder.diff(Expression,N)

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Expression diff (    Expression x ,    N y ) Create an expression that returns the difference between its arguments. Parameters: x - expression y - value Returns: difference. Since: Jakarta Persistence (JPA) 1.0

jakarta.persistence.criteria.CriteriaBuilder.diff(N,Expression)

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Expression diff (    N x ,    Expression y ) Create an expression that returns the difference between its arguments. Parameters: x - value y - expression Returns: difference. Since: Jakarta Persistence (JPA) 1.0

jakarta.persistence.criteria.Expression.cast(Class)

, and Double . Support for typecasts between other basic types is not required. Parameters: type

JRebel integration feature

between ObjectDB and JRebel. Webel [EDIT: I have not investigated compatibility between JRebel ... with ObjectDB I have been working in earnest on reporting compatibility problems between JRebel ... a collision between two software pieces that make intensive use of class loading can happen. Good to hear

Replicated cluster recovery

switching between   nodes is done, persistent managers could switch to another node or ... ? Yes. On which level switching between   nodes is done, persistent managers could switch ... via PMF? Switching is automatic - between a main url and backup urls, which may also reference

Updating Entities

between the Paygrade object I had initially and the Paygrade object I acquired from the Employee object ... not allow me to unify the changes between EntityManagers (perhaps my implementation is incorrect ... references before updating the specific object needed. This works to unify changes between

JPA vs JDO - which is more efficient for OneToMany queries?

I'm curious about the trade offs between JDO and JPA. Seems to me that JDO will perform better and be statically typed. For example: Assume there are Customers and Orders. with JDO I ... is that the difference is not between JPA and JDO but between ObjectDB and ORM-based implementations of JPA

Remove an entity which attributes were changed - OptimisticLockException

will be removed, if we use three OSGi plugins. btc_es BTC EmbeddedSystems The difference between using ... between two different operations on the same object by two different users. Note that user 1 may flush ... of difference between these two modes. support Support I have found the problem. Our entity had the version

Pessimistic Lock Timeouts setting

. Since the adaptor which resides between exchange market and my program, only relays some specific ... the adaptor itself. In order to avoid any clash between the updater threads of the processor bean

Speeding up reporting queries with size() on list

Inspiration entities in database right now. With 'cold' db file execution time of this query is between 1.9 sec and 2.8 sec. On 'hot' db file  without query result in cache, execution time is between

Optimistic locking: prevent version increment on entity collection attribute

Oudjane It makes sense. In that case a bidirectional relationship between Document and Reader, in ... is detached between the calls, check this issue and the no-detach solution. I have tried to clear

Beginners questions

) between two tables: Table "EBVerlag": @Entity(name="VERLAG") public class EBVerlag extends Pojo ... the connection between these two tables correctly or not. 3.2. Both POJO-s extend my own class "Pojo.class

Date field Index is corrupted due to time change

date values between local time and UTC more than once during transaction commit, and on clock ... ) and the change of the offset is between these write operations, i.e. different levels of the BTree

ObjectDB Clustering VS Hadoop Hbase

whether it has only one entry, or each node has an entry. Could you please explain the difference between ... data is divided between nodes. All the servers handle WRITE requests and READ requests of data

Delete object from collection versus delete from JPQL

I'm a newbie, so this is a pretty fundamental question. I'm not sure if there is a bi-directional relationship between the objects in memory and ObjectDB.  I know I can modify the objects ... , and accordingly break the synchronization between memory and database objects. See these manual pages

Understanding limitations of schema evolution

automatically. However, if the field is moved between different classes with different objects ... case (namely moving a field between different classes of defferent objects)? Going over the schema

Entity listener - event instead of object

Hi, Currently I'm playing with entity listener to implement auditing with difference between values in updated entity. There is a problem however with accessing "old" version of object stored in ... object. What I want to accomplish is to log difference between new and old values for every change

Post-compilation enhancement vs Automatic Run-time enhancement

We are getting massively different results on field loading between explicit post-compile enhancement and automatic run-time enhancement. Testing exactly where and when the results are different ... There shouldn't be a difference between the two enhancement methods. Both are expected to apply

Multi-tenant capability with hierarchies

one database (which may be much easier), then distinguishing between tenants should probably be done in ... to the post of kirshamir. I currently switch between databases using a Components getEnitityManager

What role is the JDO in ObjectDB?

common features. Using ObjectDB makes it easier to convert applications between these two standards ... Then, what is the difference between JDO's Index and ObjectDB's Index? Or, ObjectDB package

each 1-2 days objects on some objectdb level lock/block each other

the system return to normal performance between 7:03 and 7:54? and after 7:54?   support Support ... system. The system behaves now different from before and it is permanently between 30 and 80% load ... , second 1-2, difference between 1 and 2 hgzwicker Hans-Georg Zwicker As you can see from

References to objects of missing obsolete entity classes

was deleted? or its class removed? What is the relationship between these two classes ... removed? Same as in 2. What is the relationship between these two classes? There is no relationship between them, I think We are working on providing a database to you and also on checking the reflection

Server crash - Mismatch client-server protocol prefix

, the stack trace indicates an issue in communication between the client and the server ... between the two issues is that I discovered issue #206 while examining the logs, hunting for a clue

javax.servlet.ServletException: Annotated methods must follow the JavaBeans naming convention. __odbHidden_getPropertyName

to examine JSF pages in detail, and I can assure you that there is no substantial difference between ... this check quickly in between other work; for previous build checks I was only working on ObjectDB evaluation

NullPointerException when using multithreading

from among 500 active threads.  Between each persist, the thread sleeps for half a second.  ... .  Based on the implementation, you will need to delete the odb file between each execution

again merger missing logs + objectdb exception

We will try to find that query hgzwicker Hans-Georg Zwicker The connection between the  ... . The connection between the queries that failed and the corruption of the the  ObjectProperty

Tracking changes to new collections (in enhancement mode) after flush

operations being performed in between . Once the transaction is committed, the issue is that the last ... "); EntityManager em; //------------------------------- // invalid mapping between TL and CC em = emf

Server out of memory exceptions

: Java heap space The server manages 2 "queue" databases used for communication between processes ... during the restart? Is some state held over between service runs?   felixobjectdb Richard Szurgot I've

ObjectDB 2.8.4

Fixed a critical bug that may cause collisions between schema versions ( issue #2621 ). Fixed unsupported unwrap to throw _PersistenceException (a subclass of PersistenceException). Fixed ... the Explorer ( issue #2587 ). Fixed a bug in using local dates with BETWEEN in queries ( issue #2583

Once served to JSF page via @EJB query bean, many list fields are null (but same query ok after fresh persist in @PostConstruct)

between a Guest object and simple relational database table. I don't mind being wrong if I learn ... changes in my main project (although these won't hurt switching between ObjectDB and EclipseLink

ObjectDB 2 JDO Manual

for ObjectDB, Fredrik FredrikB Fredrik Bökman JDO is the difference between ObjectDB probably ... who published these comparisons. Actually the differences between JPA and JDO technical capabilities are quite

missing merger

would be to use the Doctor to fix the database. Maybe the difference between the databases in #4 and #5 ... directly. The effect should be local, i.e. between flush to commit/rollback or closing

com.objectdb.o.InternalException: java.lang.ArrayIndexOutOfBoundsException: 2

class versions between the client and the server, i.e, the server was updated to use a new class schema ... these kind of  exceptions where the data model between client and server is different and log