ObjectDB Database Search

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High availability and other pratical questions

availability with replication feature will be officially released (and documented)?   Thanks ... for client is available yet? that is what I have been waiting for before trying the embedded server

On ensuring ID available after persist

On ensuring ID available after persist

Accessing objects to make them available after EntityManager close?!

Accessing objects to make them available after EntityManager close?!

DB persist operation results are not available for another Thread/EntityManager immdiately

a query. But there are not any results available . We debugged the problem. Thread B executes the query

persists and update together ?

UPDATE c=VALUES(a)+VALUES(b);   This query , inserts data or updates if its already available ... available then update if its available , if not add new object to db.   This will make more cycle then on mysql on top.   Is there any shortcut persists object if its not available

virtual servers and one file

. Can you also check the cache that is available for files of this application by the OS / ESXi? How can I ... that is available for files of this application by the OS / ESXi?"? There plenty of RAM free ... by the OS in the large available RAM. Virtualization can restrict the available resources, i.e

Corrupted Database or error in ObjectDBExplorer?

) available in the the classpath (either in the Explorer or using your application) in order to update ... and then opening the database with the modified class available in the classpath. Removing that temporary persistent field, and again opening the database when the up to date class is available in

ObjectDB Manual

) Is there such an option I'm unaware of on your website or could you make the manual available for offline reading? Very best regards, Paul pberger Paul Hello Paul, At the moment the ObjectDB manual is available only online on ObjectDB website. Hopefully, a PDF version of the manual will be available later

Newbie : How to return the auto-generated ID

Deepak Mishra The id is available in the id field so you can simply access it. By default, however, the allocated value is available only after commit or flush and not after persist . If you need to have the id available earlier (immediately after persist ) - you have to switch to sequence or table  value generation strategy. support Support

mapping file is not being loaded

a simple configuration file to determine available persistence units, and then bootstraps ... other entity class that was reachable from the one I persisted was available via the Metamodel API ... : [Type T824$A] So the metadata is available even though the database is still empty. support Support

ObjectDB current status of the BIRT plugin

. My questions: - Is there a mistake in the tutorial or is the software update site (temporarily) not available ... ) is now available , which requires ObjectDB 2.5.3 or above (older versions can become available

ObjectDB shuts down

to keep the necessary amount of RAM available for itself. I experienced something similar when my app server (Tomcat/Tomee) was using too much memory (out of the total available ), thus CentOS was killing it. zmirc ... will be available . Thanks peric.emil Emil Perić When the server is shutting down, do you see a stop

Vacuum - Reclaiming Unused Space In Odb

this is available only offline and not when the database is open.     support Support Thank ... for some recent transaction. Since replication is sequential if that transaction is available , all the preceding transactions are also expected to be available in the replicated database.  support

PostUpdate on array changes

A, but no events are fired. The documentation suggests a 'makeDirty()' method, but this seems only available on JDO. Question: Is array tracking only available with the JDO api ? dmoshal David Moshal   ... .  Is array tracking only available with the JDO api ? Yes. Earlier you mentioned lists. Arrays

Failed to synchronize replicated database

future development. 2. The replication should catch up if all the transactions are available , i.e. transaction recording of the master is available from the moment of the last slave database update ... , since the last breakpoint (i.e. an available db backup), e.g. for debugging. In replication

javax.persistence.EntityManager

for the EntityManager , if available . The result of this method is implementation specific. The unwrap method ... should not expect that the instance state will be available upon detachment, unless it was accessed by

Integration

All, With due respect, just want to ask anyone can help by directing me to Maven Repo if available ... with Spring and Java EE (in Eclipse and NetBeans) are now available . support Support

Maven Repo for ObjectDB

Is there any Maven 2 or 3 support for ObjectDB, any repo available to download the libraries required Thanks, N.H meetnavpk Naveed Hussain A new Maven repository is now available on: https://www.objectdb.com/download support Support Thanks very much, that is perfect. meetnavpk Naveed Hussain

migration path from JPA / Hibernate

that can automate this process will probably be available in the future. support Support Thanks for the detailed ... . A tool that can automate this process will probably be available in the future. From this I conclude

Replicated cluster recovery

anything and this functionality (or similar) is currently available . Thanks! felixobjectdb Richard Szurgot ... [], int, int, int) line: not available [native method] SocketInputStream.read(byte[], int, int) line

Run out of memory

is limited by the available JVM heap size. Actually to be able to store 1GB of data in a single transaction you currently need about 2.2GB of available JVM heap. Therefore, at least in the current

Join query problem with new statetment

available 2011-07-05 06:40:34.847 ["http-bio-8080"-exec-3] DEBUG o.s.orm.jpa.JpaTransactionManager - Should roll back transaction but cannot - no transaction available 2011-07-05 06:40:34.872 ["http

Type ... is not defined as an entity (@Entity is missing) (error 302)

). This might be a class loading issue - i.e.  PersistenceCapable is available in the classpath ... types for ObjectDB are available only in one Eclipse bundle.     support Support Hello, I

Explorer in 2.3

... commands (also available in the context menu when right clicking a reference). Using copy and paste ... can be applied automatically on more than one database. You don't have the Explorer available in

best practice for DB recovery

to use the standby in case the master is not available . One way of dealing with that is to simply ... synchronization issues), if one of the instances is not available , I'll keep writing to the instance

Occasionally slow requests in load testing

are currently available . Changing the   resize attribute will affect existing databases, with no expected ... becomes larger than the available RAM a natural decrease in performance is expected. support Support

how explorer queries work

doesn't have my object model available to it. does it do it without EntityManager and Query? does ... with the object model as well, even if i have to avail to dynamic class loading, reflection, etc. jon jon

EntityManager.getReference(entityClass,primaryKey) - JPA Method

that the instance state will be available upon detachment, unless it was accessed by the application

EntityManager.getDelegate() - JPA Method

JPA Method in javax.persistence.EntityManager Object getDelegate () Return the underlying provider object for the EntityManager , if available . The result of this method is implementation specific. The unwrap method is to be preferred for new applications. Return: underlying provider object for EntityManager Since: JPA 1.0

javax.persistence.EntityResult

when insufficient data is available are undefined. Example: Query q = em.createNativeQuery( "SELECT o.id, o

javax.persistence.Persistence

JPA Class Persistence java.lang.Object ∟  javax.persistence.Persistence Bootstrap class that is used to obtain an EntityManagerFactory in Java SE environments. It may also be used to cause schema generation to occur. The Persistence class is available in a Java EE container environment as

javax.persistence.PersistenceUnitUtil

(Object entity) Return the id of the entity. A generated id is not guaranteed to be available

PersistenceUnitUtil.getIdentifier(entity) - JPA Method

JPA Method in javax.persistence.PersistenceUnitUtil Object getIdentifier (   Object entity ) Return the id of the entity. A generated id is not guaranteed to be available until after the database insert has occurred. Returns null if the entity does not yet have an id. Parameters

ClassCastException during query

that is available for ObjectDB or generated by ObjectDB if the class is unavailable). Another class is used ... loader that is available for your own application is also available for ObjectDB for loading ... made it available in one version for both ObjectDB and your other model classes, as discussed

Schema-Update: Deactivation of automatic entity class removing and introduction of a new class remove in the schema config

itself was still available in the classpath. If we complete remove the class, it works as we hoped.   Can you please explain what happens, if the entity class is NOT available . Or at least what we have to consider! As ... a method e.g. incrementSomething() and the entity 'childEntity' is not available the method

BIRT Driver Improvements

ObjectDB version that it contains. support Support + It should be available on maven to be able ... reports quasado Alexander Adam When could we have the birt driver avail ? We won't be able to ship ... ) available as a separate maven artifact in your repository..?   thanks Alex quasado Alexander Adam

Removing of an entity removes also another entity type

WHERE rm.type = 'interfaces' // now the ResolverMappings with type = 'interfaces' are not available anymore, the result is empty, only the ResolverMappings with type = 'scopes' are still available in ... with type = 'interfaces' are still available . btc_es BTC EmbeddedSystems Please note that mixing

Explorer bug ? Objects seem to be missing from database in Class view, but are present as references

+Oracle) the id is not available , as reported here: Your EntityManager seems not to grant an id ... summary: On ensuring ID available after persist Will report on build test separately following..  

ArrayIndexOutOfBounds with Critera API and function call

if the method exists and available , including on the server side. You have to add the relevant classes (and possibly all your application jars) to the classpath of the server to make the method available on the server side. support Support

javax.jdo.datastore.Sequence

if it is available . It is intended to return a sequence value object previously used. If the current sequence value is not available , throw JDODataStoreException. Return: the current value Since: JDO 2.0 long ... available or is not numeric, throw JDODataStoreException. Return: the current value Since: JDO 2.0 String

javax.jdo.PersistenceManagerFactory

javax.jdo.Constants. If the requested level is not available , but a higher level is available , the higher level is silently used. If the requested level is not available , and no higher level is available , then JDOUnsupportedOptionException is thrown. Standard values in order from low to high

PersistenceManagerFactory.setTransactionIsolationLevel(level) - JDO Method

isolation levels are defined in javax.jdo.Constants. If the requested level is not available , but a higher level is available , the higher level is silently used. If the requested level is not available , and no higher level is available , then JDOUnsupportedOptionException is thrown. Standard values in order

javax.jdo.Transaction

available , but a higher level is available , the higher level is silently used. If the requested level is not available , and no higher level is available , then JDOUnsupportedOptionException is thrown

Transaction.setIsolationLevel(level) - JDO Method

are defined in javax.jdo.Constants. If the requested level is not available , but a higher level is available , the higher level is silently used. If the requested level is not available , and no higher level is available , then JDOUnsupportedOptionException is thrown. Five standard isolation levels are defined

Sequence.current() - JDO Method

JDO Method in javax.jdo.datastore.Sequence Object current () Returns the current sequence value object if it is available . It is intended to return a sequence value object previously used. If the current sequence value is not available , throw JDODataStoreException. Return: the current value Since: JDO 2.0

javax.jdo.PersistenceManager

only until it is closed. Closing a PersistenceManager might release it to the pool of available PersistenceManager s, or

PersistenceManager.close() - JDO Method

JDO Method in javax.jdo.PersistenceManager void close () Close this PersistenceManager so that no further requests may be made on it. A PersistenceManager instance can be used only until it is closed. Closing a PersistenceManager might release it to the pool of available PersistenceManager s, or

Sequence.next() - JDO Method

JDO Method in javax.jdo.datastore.Sequence Object next () Returns the next sequence value as an Object. If the next sequence value is not available , throw JDODataStoreException. Return: the next value Since: JDO 2.0

Sequence.nextValue() - JDO Method

JDO Method in javax.jdo.datastore.Sequence long nextValue () Returns the next sequence value as a long. If the next sequence value is not available or is not numeric, throw JDODataStoreException. Return: the next value Since: JDO 2.0

Sequence.currentValue() - JDO Method

JDO Method in javax.jdo.datastore.Sequence long currentValue () Returns the current sequence value as a long. If the current sequence value is not available or is not numeric, throw JDODataStoreException. Return: the current value Since: JDO 2.0