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Query Execution on parallel threads don't lead to performance improvements

temporary files. You may want to try increasing the configuration of the temporary file threshold, to reduce the use temporary files (although it may require more RAM). support Support

Pre-detach loading: retrieval by navigation not working in if statement

; } else { return null; } } But this works, storing the test in a temporary variable: test = lz.getPresent ... , the temporary 'test' holder is used). I tried to isolate it using a simpler test web app with exactly the same ... WITHOUT storing the test in a temporary variable: @Transient public Float getComputed() { Float

Possible issue with String fields

handling temporary file path. Please try build 2.3.7_16 that should fix it. If it doesn't ... temporary files. Even after a fix, it would be better if possible to avoid temporary file (to improve

Performance and memory usage of queries

temporary files for many operations (e.g. query processing) and should in future versions use temporary

Optimistic Locking

to a temporary data structure for presentation and then on update retrieves the object again and fills its with the data from the temporary data structure - then updates of other users might be overridden. support Support

Again about $temp from objectdb.conf

of the property? Thank you, Sandu sandu Alexandru Constantinescu You can set the temporary directory ... , but that will change the temporary directory for the entire JVM, not just for ObjectDB. support Support

500Mb ObjectDb database opening issue

your database file, by creating another temporary database file). Try to load ObjectDB in the background (e.g. by opening a temporary database file as in the test above) and see if later it helps in speeding

ObjectDB 2.6.8

a NullPointerExeption on flush (issue #1840). Fixed a bug in using temporary files in large transactions. Reverts a change in 2.6.6_08 that may cause issue #1839. Attempt to fix a bug in using temporary files in large transactions.

again merger missing logs + objectdb exception

), which hopefully was fixed in version 2.7.2 (temporary stack traces in the log will be removed in ... Hans-Georg Zwicker The log entries in #28 above are temporary logging of the nested section key

An entityManager.flush() with many entities is not possible

requires using temporary files and the exception indicates a problem in using these files. Please check this forum thread. Maybe disabling deletion of temporary files could help. support Support

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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