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31

Group by: list if no aggregate function is specified

Hello! In a query like SELECT parent, children FROM Parent parent LEFT JOIN p.children children GROUP BY parent maybe it would be good if it will return a list of Object[2], where the second object is a list of children of a parent. Because creating a query to get a list of parents, then fetching
31

Update more than 10000 entities by an update query fails

Hello, following example tries to update more than 10000 entities by an update query. But only the first 10000 elements are updated. What's wrong? public class updateMoreThan10000Elements { static int idCounter = 1; public static void main(String[] args
31

getting "Unexpected total page count" error when diagnosis mu db by ObjectDB doctor.

getting "Unexpected total page count" error when diagnosis mu db by ObjectDB doctor.
31

Can you implement fastest Native JPA for MySQL by ClusterJ like?

Can you implement fastest Native JPA for MySQL by ClusterJ like?
31

Version 2.5.6 enhancement problem solved by updating to version 2.5.7_03

Version 2.5.6 enhancement problem solved by updating to version 2.5.7_03
31

fetch by enum

fetch by enum
31

Safe to monitor listening port by connect/disconnect?

Safe to monitor listening port by connect/disconnect?
31

In version 2.5.2_05 does not work greatest by Date

In version 2.5.2_05 does not work greatest by Date
31

Restrict by class in query

Restrict by class in query
6

Incorrect entity returned by query

Incorrect entity returned by query

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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