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Auto Date for Creation and Update

JpaRepository and that's from the Spring Framework and that is a point where the "one file application

Storing a tree of data (depth=3)

Hi, I would need a bit support for my MIT licensed Spring REST project where I already successfully can persist books. I have a problem with movies. The difference to the books? The depth of the data tree +1 I'll explain it here: A movie is an entity (like the book) A movie has a list of roles

Entity factory

and best wishes Markus doppelrittberger Markus Ritter Only standard Java EE / Spring Framework

Web Framework Recommendation for leveraging JPA + ObjectDB

/ GlassFish) with servers, JSPs, JSF and EJB. Spring MVC Framework with either a servlet container or

Relationships and tracking changes

cannot use Spring or similar, because the test-project works inside of GWT-context. caitanya Caitanya

IN expression in a Criteria Query

Hello, I am trying to migrate my Spring project from Hibernate to ObjectDB. On ObjectDB page, it is written that ObjectDB is 100% compatible with JPA. However, I have problem with this JPQL query: SELECT e FROM Employee e WHERE e.present = false AND NOT EXISTS (SELECT c FROM Computer c WHERE c

Update entity without first opening a transaction

transactions for updating the content of a database. But if you use Java EE or Spring, the container may manage the transactions automatically. support Support

ObjectDB 2.5.2

Added automatic creation of the log directory if it does not exist. Added support of old Spring Framework versions (with JPA 1.0). Fixed "InternalException: InterruptedException" due to application interrupts in embedded mode. Fixed a class loading conflict with Log4j. Fixed very slow processing

ObjectDB 2.8.5

Fixed a bug in using AS in SELECT NEW (breaks some Spring Data JPA queries). Fixed a bug in tracking changes to new collections after flush (issue #2640). Fixed a StackOverflowError on no access permission to objectdb.conf (issue #2643). Fixed a bug in managing pessimistic locks after using

JPQL Update & Delete (JPA 1.0)

JPQL (Java Persistence Query Language) supports updating and deleting database objects by queries. Currently ObjectDB supports only JPQL SELECT (retrieval) queries. Delete queries are supported for JDOQL (JDO Query Language). support Support spring-data-jpa uses delete queries to implement

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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