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javax.jdo.Query

, rather than a collection. The execute method will return null if the query result size is 0. Parameters
Issue
2

Blocked by find

anything in the previous post. The objects being stored in this db are quite varied in size from <1k to >1MB ... sizes set to 0mb due to issues we've seen in the past with large objects. My system is win xp service ... . I bumped up the object size (int payloadSize = 1000000;) and have had it hang a couple more times
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2

Is it possible to remove parent/child entities without refresh?

();   Assert.assertEquals(4, parentEntity.getChildren().size());   entityManager.refresh(parentEntity); // Reload new state from database   Assert.assertEquals(3, parentEntity.getChildren().size ... ");   entityManager.getTransaction().commit();   Assert.assertEquals(2, parentEntity.getChildren().size
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2

OutofMemory error with Object DB 2.0

The application works fine with only 256MB heap size with objectdb 1.0  But on 2.0 even with max heap size ... = persistenceManager.currentTransaction();                 // Commit every MAXIMUM_NEW_RECORD_TRANSACTION_SIZE ... _TRANSACTION_SIZE) == 0)) {                     transaction.commit();                     /** In 2.x
Issue
2

Threaded Test - Failed to commit transaction: Unexpected internal exception

= runnables.toArray(                 new TestRunnable[runnables.size ... objectDb config. I've limited the test to a jvm size of 1gb (-Xms1g -Xmx1g) partly for environment ... itself? Thanks for your help! It seems that there was a bug in evaluating the size of cached query
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2

500Mb ObjectDb database opening issue

! We gonna work with ObjectDb databases which may have size more than 5Gb and opening database time ... time is not affected by the size of the database (since during opening ObjectDB just read the database ... a database of any size. Please provide more details. If you can make this specific database available
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2

How Should I Configure objectdb.conf to Obtain 256KB Disk IO Requests and Maximize Shared PersistenceManager Entity Cache?

caching 1 MB (4 256KB sized pages).  The goal is to have frequent PersistenceManager L1 cache hit ... /to the disk, but in a 256 KB sized IO packets. Is the objectdb.conf file (attached to forum thread ... the datafile in page-sized IO requests? Yes. What is stored in a datastore pagefile cache page
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2

InternalError on multiple AND and JOIN Query

[SIZE_BASED_ROLLING_APPENDER] 09:30:08,912 |-INFO in ch.qos.logback.core.rolling ... .RollingFileAppender[SIZE_BASED_ROLLING_APPENDER] - Active log file name: size_example.log 09:30:08,924 |-INFO in ch.qos.logback.core.rolling.RollingFileAppender[SIZE_BASED_ROLLING_APPENDER] - File property
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2

OutOfMemoryError on search after update on DB created with DB Doctor

. We instruct Object DB to create a 1Gb DB file on initial start-up using: <size ... Doctor to create a file that has the opriginal size as the DB input file (or size as specified in the configuration). We create a large file deliberatly as we do not want Object DB to increase its size
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2

Vacuum - Reclaiming Unused Space In Odb

.  Our odb files are about 50Gb in size and are written to about a million times a day with both adds ... any errors. Original File Size        Post Doctor File Size           Outcome 17,281,068 ...                           22.6% Increase In Size Can you explain why a database would increase in size