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Java 6/7 Performance Comparison

("Load Time %s ms\n", (end-start)); Java 1.7.0_51-b13 (MacOS X) Output: Load Time 30629 ms Java 1.6.0_65 (MacOS X) Output: Load Time 329 ms Also see a similar execution time when closing the entity ... ObjectDB Explorer as there is roughly a 30 second delay each time I open the jar/switch connections
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JDO sequences from ORM file

, because when I put strategy="TABLE" in there, the XML validation failed at enhance time. How does ... that it only works in one very rare circumstance, and doesn't work most of the time. It turns ... for the first time. If I access it for a second time, using exactly the same code (running the same junit
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Master database switching to read-only mode, possibly caused by slave failure

of events was: 13:20 - our monitoring reported GC time per minute on the SLAVE instance over 30 seconds. The GC time on the slave instance continued to grow rapidly until it reached almost 1 minute ... and there was nothing in the server DB logs. All write requests sent to master after this time have failed
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openejb jpa jaas module

java.util.*; /** * Created with IntelliJ IDEA. * User: apple * Date: 31.01.2013 * Time: 06:01 ... .Principal; /** * Created with IntelliJ IDEA. * User: apple * Date: 02.02.2013 * Time: 23:15 ... .01.2013 * Time: 02:30 * To change this template use File | Settings | File Templates
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Out of memory

. Something is really wrong with new build. First, every time I run Doctor or server, ODB is creating ... .InspirationServiceImpl.getLastModifiedInspirations(10) execution time: 214 ms 2012-09-20 11:15:19.408 [http-bio-8080 ... .ReportingServiceImpl.getProductQuantitiesPerInspiration() execution time: 612 ms 2012-09-20 11:15:20.021 [http-bio
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TimeSeries and ObjectDB

to the TimeSerie entity - I currently have to retrieve the whole timerserie since beginning of time ... . More generally: 1- is ObjectDB suitable for large time series? 2/ If so - any example would be helpful - on how to organise the data. Thanks  EKK     ObjectDB can manage time series efficiently. The optimal way
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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 ... when the database is open.     Thank you for this information.  We have executed the doctor a couple times on some ... ?    We are trying to optimize the database size due to the time it takes to perform an online backup for large
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@ElementCollection Set<Integer> is emptied sometimes

Hi! I'm facing a really strange behavior, which I can't yet reproduce, but it happened 3-4 times ... while schema changes, but not all the times. The interesting part is that most of the times, schema changes ... the behavior a couple of times, then I added @ElementCollection and it seemed to don't happen anymore
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Calendar in Criteria Querys

.sql.Date - representing date with no time. java.sql.Time - representing time with no date. java.sql.Timestamp - representing both data and time. If possible, you should use these types instead
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Error using query with MAX() function

I have a class that is persisting a Entity that holds remarks and a time. Then when I query ... and getting the stack trace? Here is my log output at the time of the error with log level set ... .3_04 that fixes a critical bug. Every time I remove the database and rebuild it I get an error