ObjectDB Database Search

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First persist takes long time

Second persist of FirstEntity Transaction: 1 Persist: 0 First persist of SecondEntity Transaction: 117 Persist: 103 Second persist of SecondEntity Transaction: 2 Persist: 0

Entity can be found by find() but not by query

run in parallel. The first transaction is closed before the second transaction will be opened ... again, or we wait a certain time (maybe 10-20 seconds ) after opening the database before we execute

Annotate a Map field with @ElementCollection or @Basic

.EAGER) . It is little bit faster as before. But also this configuration needs 80 seconds in comparing to @Basic (60 seconds ). btc_es BTC EmbeddedSystems Another possible difference

Using the wrong class to access a database

.objectdb.test2' This second app makes some queries and should not change the content of the db ... of entries is zero. - running the app a second time, the count is zero and the average is null

How to enable and disable auto schema update?

but the am not able get second one ( System.setProperty("objectdb.temp.no-schema-downgrade", "true ... The second setting is expected to stop ObjectDB from returning to a list of fields that was used in

mismatch after Enum changes

.BB ( second position before the change) now are set to ENUM.CC ( second position after the change

pessimistic lock not released on commit

to set the lock, too. On exception we wait and retry - the first thread commits but the second ... .awaitTermination(5, TimeUnit. SECONDS ); emf.close(); } private static void initDB() { EntityManager em = emf

Attempt to open a non existing file '/tmp/objectdb_xxxx/SortQueryItr_6.mrg'

- what happen to the second process which was waiting for the lock? does the second process continue and try

Java 6/7 Performance Comparison

Opening an EntityManagerFactory and an EntityManager should never take 30 seconds . Most ObjectDB ... there is roughly a 30 second delay each time I open the jar/switch connections while running with java

Out of memory

I just uploaded two more heap dumps: one with only live objects, second one with all objects right ... that should take about 2-3 seconds on cold database now finish in 300ms: 2012-09-20 11:15:19.139 [http-bio-8080

Query perfromance problem

about 9-11 seconds to render webpage: 2011-03-11 13:08:05.552 [http-18080-exec-3] INFO  Click ... less in middle at about 5-6 seconds . There is about 14k objects of this type in this database. ODB

Database is locked when in use

of query.setParameter("name", "your-dir-name"); Is the second agruement a string or new File

query on calendar class

(JpaQuery.java:716) Could i get some example code of that? And second part of my question - how to build

Schema-Update: Rename superclass and remove one subclass

; If we try to ecexute a Query (in the second main method): TypedQuery q = em.createQuery("SELECT c

Explorer in 2.3

movement of the scrollbar also causes large pauses ( 30 seconds in some cases). I am using remote

Refresh Explorer

Feature requests: 1) shortcut key for Explorer data refresh 2) ability to set 'auto-refresh' for explorer when run in client-server mode. ie: current view will refresh every n seconds . Thanks David   dmoshal David Moshal A new Refresh toolbar button and an accelerator key (Ctrl+R) were added in build 2.5.6_04. support Support

ORDER BY problem, when String starts with language specific character

(this will also keep your code JPA portable). support Support On a second thought, maybe you don't need 2

Incremental online backup

When a transaction ID is specified as a second argument the Replayer applies recorded operations only until that specific transaction is reached. support Support

Problem with distinct select, order by and equivalent alias/attribute path

it has to be specified on the server, i.e. as a JVM -D argument. The second point is more difficult. Apparently

explorer feature request: ability to auto refresh

Request for feature: Ability to auto-refresh an explorer view, say at regular intervals of a few seconds . (at a minimum one ought to be able to manually refresh, for example the list of persistent types). additionally, it would be useful to be able to view an embedded database (read only mode

Missing (null) elements in eager loaded references

enhanced classes. First, it is usually much more efficient. Second , it uses a different mechanism

package not found running ObjectDB under OSGi

Exported during Runtime. So what is wrong ?? Do you really use that second parameter ?? Don't

Unique contraint with 2 members

already exists with the specified name. The second does not seem to work. I would expect an exception

OneToMany and cascade delete problem

") private List offers; } second class: @Entity public static class Product { @OneToMany(targetEntity

Composite Index error 328

;   On the second class.I try to use this entity like shown below;   @Override public Triplet

Optimization Question

One of our uses for your ObjectDB software is in maintaining the current state of a large number of data objects called tracks. These tracks change very frequently over time (every 10-15 seconds is not unreasonable), but they are also very large complex data structures so it's extremely difficult

New to Product & Having An Issue

out with the random UUID strings I generated. However, the second test findDepartment fails to find any

Unable to convert 1.x odb file to 2.x

.................................... 2873MB (total) File has been converted successfully (Time: 301 seconds ) Broken references

objectdb got hang after fetch some record.

to maximum 2 seconds in build  2.8.6_03 , so please try it and see if there is a difference. Maybe

How to disable Transparent Update.

the first object or load it using another EntityManager to separate it from the second object

Replicated cluster recovery

that when master goes down application can only reads data? And the second question: on which level

Debuging query before execution

containing the query string, the second line containing the parameter arguments, etc. What do you think

Database size is much larger than expected (x2)

just em.persist(obj), and the obj has the same fields, where is the second copy? If you have time

Rollback after commit fail

running threads caused that second thread commit will fail (primary key reuse exception

Queries are slow on a large database

. A composite index in which the first component is  logTestRunId and the second is Id

Understanding limitations of schema evolution

. Could you please elaborate more on the nature and complexity of the code that one has to write in the second

Possible issue with LAZY Loading

Paul. pedwards Paul Edwards Maybe I've misread this, is the db pulling that when it asks in the second

UserException - Object User#2 belongs to another EntityManager

Well, the thing is that EM should be closed when the second @Stateless executes the method

ArrayIndexOutOfBoundsException with enhanced Entity

Hi! We have an two entities, the first one is something like: @Embeddable class TestEmbed {...} and the second one: @Entity class TestEntity { private TestEmbed myEmbed = null; public TestEmbed ... for which I use and store a string now. but it seems the second issue is really having an embeddable

log entry and massive performance issues

, it was created when a query that normally takes around 5 seconds was terminated by the timeout that we have set (200 seconds ) ad 2: unfortunately we cannot step back and we are not able to step

"is not null" queries not working with index

"is not null"-queries are not working correctly for indexed fields. Following SSCCE creates 1000 entities. A null value is assigned to an indexed field for every second entity. When doing count-queries at the end, wrong results are fetched. import java.io.Serializable; import javax.jdo.annotations

InternalException: null

the context of your second reported stack trace. If it does't solve the issue, we may need a test case that demonstrates the exception. support Support

ArrayIndexOutOfBoundsException on flush

) and is help as a string. The size is certainly larger than 2k and is likely to be in MB. The second

Unexpected exception (Error 990) com.objectdb.o.InternalException

, but we get only the second entry as ecxeption

NullPointerException in __odbGetNumMember

but fails the second time and works third time again so I would doubt

ObjectDB 2.8.6_03

Restricted waiting time on closing a database on a server to 2 seconds (see issue #2686 ).

JDO PersistenceManager.getSequence() returns null sometimes

out with NullPointerException the second time. Entity class, in package testcase: package testcase; public class Thing

Can't open replicated database

. I think the second stack trace is closer related to the other issue I posted (Issue 58) so I'll

Eager load Map

- the map is loaded and its contents are printed. On the second run (without deleting or clearing

ClassCastException thrown when running count query

ObjectDB to return correct results for the second query (even though there are broken references