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multiple LEFT JOINs do not work as expected

= query.getResultList();         System.out.println(resultList.size());         em.close ... .size()); em.close(); emf.close(); } private static Node persistTree

EM.find() is suddenly slower

to disable the L2 data cache or decrease its size, assuming you use it. support Support Our second ... if you can reduce the size of the eagerly fetched graphs of objects. support Support Thank you for the patch

Fetching Collections Puzzle

to Eager, the children field of all my retrieved nodes are of size zero When I declare the FetchType as ... empty - but as soon as your application accesses its content (e.g. by invocation of the size method

Calendar in Criteria Querys

();         System.out.println(results.size());         CriteriaQuery query = cb.createQuery ... ()).getResultList();         System.out.println(results.size());         em.close();         emf.close

How to enhance the JPA/Spring/MVC to implement RESTfull for CURL client?

> <h1>HTTP Status 406 - </h1> <HR size="1" noshade="noshade"/> <p> <b>type</b> Status report</p> <p ... "accept" headers.</u> </p> <HR size="1" noshade="noshade"/> <h3>Apache Tomcat/7.0.35</h3> </body> </html

Problem witch CriteriaBuilder isMember(..)

has different members, but the same size. List<Testclass> uid1_list = .. new Testclass(1,1), new Testclass ... the size of 3 To avoid this behavior (of the criteria builder.in method), you can set the attribute

Issue with TYPE expression in Criteria API

.createQuery(cq).getResultList();         System.out.println("Size: " + resultList.size

ArrayIndexOutOfBoundsException: -1

). You cannot disable that cache since it has a minimum size even if you request zero size. In some

ObjectDB 2.7.0

Extended maximum supported entity object size to nearly 2GB. Added a temporary system property to disable "enhancement ... is old" checks. Fixed a bug in handling remove and persist of the same ... sizes larger than 64KB (which are not supported by ObjectDB). Fixed an issue of very slow online backup.

[ObjectDB 2.5.6_05] Unexpected exception (Error 990)

space. Please try to increase the size of the JVM heap or change the configuration to use less heap size. 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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