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Manual
19

JPA / JDO Class Enhancer

.jar file. You can run it from the command line as follows: > java -cp objectdb.jar com.objectdb ... to theobjectdb.jar file and to the JVM. A usage message is displayed if no arguments are specified ... of a class (without .class suffix) in the CLASSPATH - path to class or jar file(s
Issue
19

Use temporary files to enable very large transactions

further version. Can you implement it that ObjectDB used temporary files? Hello ... to a temporary file. Even without speed optimizations, but with priority on the memory usage. Ideally ... ? Can you estimate how quickly you could implement this? Although ObjectDB already uses temporary files
Forum
19

Empty temporary dat files in the temp folder

Hello, We have questions regarding the pagesX.dat files in the temp directory. We detected ... of memory. Some information to our scenario: We use one main database file to which we continuously ... with just 1 MB) If we access entities from one of the additional DB’s we get five new pagesX.dat files (each
Forum
18

Unable to delete the .odb file programatically

Hi, I created the test.odb file, read the contents and now trying the delete the odb file using objectd2.x. I see the folder there are two files created test.odb and test.odb$. Using the following code to delte the odb files     PersistenceManager pm = (PersistenceManager) getPM(); if (pm
Forum
17

creating EntityManager on odb file created on Mac 64bit on Windows 32bit

Hello, I have an odb file created on my Mac OSX 64bit. When I further, in other program, create an EntityManagerFactory and later EntityManager on this file, every thing is working fine. But, when I transfer this program and odb file to Windows XP 32bit it crashes while creating EntityManager
Forum
17

Failed to read DB file while online backup is running

) failed with an exception during an online backup of the same DB file was running and was close ... ._JdoUserException: Failed to read from file '/path_to_db/dbFile.odb' NestedThrowables: java.io ... to read from file '/path_to_db/dbFile.odb' NestedThrowables: java.lang.NullPointerException
Forum
17

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

at the same time on one machine - each application is using an ODB file (each one is using ... this error message: Caused by: com.objectdb.o._PersistenceException: Attempt to open a non existing file ... /using a SortQueryItr_6.mrg file - but b/c there are several applications running at the same time
Forum
17

Password Protect Database File

Is there a way to encrypt the odb file so that if hackers somehow steal it they cannot access ... for a password for encrypted odb files. The way to keep an ObjectDB database encrypted is simply ... , directories or files, and an ObjectDB database is an ordinary file. If you are going to encrypt
Forum
17

JDO sequences from ORM file

.orm file, where X is a value passed to the PersistenceManagerFactory as the value of property "mapping ... for this type of file, though I can't see a mention of it in the manual. But I've tried creating one as ... our tests (that are part of every build), but in a package.jdo file rather than an orm file. Maybe
Issue
17

File lock exception on odb$

objectdb were not shutdown properly which in turn meant we had several odb$ files left behind. I ... below. No other process had a lock on the file, especially as the server had just been rebooted and the os allowed us to delete the files in question without any problem. In this case we weren't