Fast Object Database for Java - with JPA/JDO support

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ObjectDB 2.4.7

Fixed bugs in cascading merge and refresh. Fixed an internal java.lang.ArrayStoreException bug (com.objectdb.o.InvToOneLoadRequest). Fixed a regression bug (starting 2.4.4_13) in handling embeddable types. Fixed a performance regression (since 2.4.4_01) in query result retrieval. Added INFO level
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Attempt to refresh a non managed entity object (error 635)

David Moshal This error message indicates invoking refresh (explicitly or implicitly by cascading
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The server cannot start in CentOS

>       <cascade
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The exception "Attempt to remove a detached entity object" have no information about the entity

Hello, the exception "Attempt to remove a detached entity object" have no information about the detached entity. It is very hard, especially if the involved entities uses cascading, to find the removed call for the detached entity. It would be very helpful if you can add a few information
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Bidirectional OneToMany is slow on updated items

that can improve performance dramatically, is to avoid using mapped by collections: @OneToMany(cascade
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ObjectDB 2.7.1

Fixed a critical bug that may cause database corruption (issue #1977). Improved error messages on entity operation exceptions. Fixed a NullPointerException on cascading persist throw an unloaded collection (issue #2049). Fixed the location of a temporary file for index update (issue #2050). Fixed
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Problem with merging / persisitng objects with @Embeddable field

, cascade = CascadeType.ALL) List productDemands; @Entity public class ProductDemand
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ObjectDB Enincompatible with Quarkus?

" /> <cascade-persist always="auto" on-persist="true
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Failing to read entities under load in multithreaded tests

final long serialVersionUID = 6249921651146397564L; @OneToOne(cascade=CascadeType.REFRESH
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PostUpdate collection null

{         @Id int id;                 @OneToMany(fetch=FetchType.EAGER, cascade=CascadeType.PERSIST

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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