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How do I achieve a Deep Fetch using JOIN FETCH?

where I need to be able to work with the whole C object, with all its parts, as a detached object. I know

Mapped (Inverse) LAZY @OneToMany vs. Unmapped LAZY @OneToMany

by setting unloaded collections to null on detachment, for both mapped an unmapped collections. support Support

Removing an entity throws exception

more After this exception is the entity detached (why?). When I merge it, I can remove it without problems

Possible issue with LAZY Loading

differences) when the EntityManager is closed or results are detached. In this case, LAZY data will not

NullPointerException while setting a new property value

(which are part of a persistence context) are also not expected to be shared by threads, except maybe after detachment. support Support

Fetching Collections Puzzle

) it is filled automatically. Unless the Node object is detached, for example if the EntityManager

ObjectDB version 2.1 has been released

and TreeMap in the Explorer. Fixed detachment of entities by replacing proxy objects with ordinary

ObjectDB 2.6.5

. Fixed a bug in indexing java.sql.Date fields during time / time zone change. Fixed a bug in detachment of embedded objects (if enabled).

ObjectDB 2.0.4

Added support for JTA and Java EE Containers (issue #8). Fixed a bug in indexing entity objects. Fixed a bug in fixing broken references in ObjectDB Doctor. Fixed a bug in modifying enhanced detached embedded objects. Fixed a spring transformer (LoadTimeWeaver) problem. Fixed a class loader issue

Fetch a whole entity graph eager

Hello, I have two question at you. Are you provided JPA 2.1 annotation @NamedEntityGraph in next version ObjectDB 3.0? And do you know an easy possibility to get an entirely eager entity graph with all depended entities which we can use as a detached full accessible entity graph outside

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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