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ODB should auto-restart if it detects it's necessary

system is expected to be rewritten to be more dynamic, and then schema evolution will be more natural and this issue will not exist. support Support

Problem Using Reflection

. This could cause various issues. If you build the classes dynamically make sure that these classes are available

ways to recover from DB curruption

Hi, I have a database file which was mistakenly opened by a different version of my entities model and is now not usable any more. When I try to open this file using explorer or even running the Doctor on it I get this exception: Caused by: com.objectdb.o.UserException: Failed to generate dynamic

Memory leak while merging parent with No Cascade annotation with children

is that the Enhancer is not able to process correctly customed dynamic class ... but i'm not

Using List to save data

Hello, How can I save data dynamically such as "List" in Java -> ArrayList, LinkedList, etc. thanks Seena Abdollahi Seena Abdollahi Software Engineer sabdollahi Seena Abdollahi Lists are persisted automatically as fields of entity classes. See chapter 2 and 3 of the manual for more details. support Support

multiple LEFT JOINs do not work as expected

is the root. The query also contains a number of other predicates and it is built dynamically using

JPA query of a Set of terms

", terms); I am afraid that retrieving pages that contain all the terms requires building a dynamic

CASE WHEN...THEN...ELSE...END not working using JPQL/JDOQL

? ( I could not add a new field to the class because it is a Map which handle dynamic key

Activation & Object Model Enhancement

arrangement in situations in which the object model is dynamic but it will require singing an agreement

ObjectDB 2.8.8_01

Added support of enhancing classes with Java 11 dynamic constants. Added a warning if an expired activation is found in the configuration (issue #2817) Fixed a bug in automatic conversion of embedded objects to collections.

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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