ObjectDB ObjectDB

Internal Website Search

21-30 of 149 resultsRefresh
52

Catching exceptions from online backup

Hello, I have a request for improvement in the area of backuping. For catching the exceptions during online backups, I am using the solution suggested in the post 2786 Well not exactly ... }); // Wait until the backup is completed. try {     backupThread.join(); } catch (InterruptedException e
50

Online backup problem

Hi, We are trying to create a servlet that performs database online backup. Unfortunately, even though no exception is thrown, backup files aren't created. When I turn on DEBUG logging in ODB, I ... is normal (part of the class searching process) and it doesn't seem to be related to the online backup
50

Online Backup in client-server mode

Hello, we have issue with online-backup when using client-server mode. It seems, that it is working the following way. When we run the backup, server is creating tmp file for whole database ... . Can it be improved? In my opinion the server proces should handle whole backup proces and do it as
50

Backup file always bigger than live db file

I use em.createQuery("objectdb backup", Thread.class); to backup hourly. And the backup file ... Does the database file itself remain the same size? Is the backup size different (either smaller or ... and the backup file are the same size. Any idea why? $ gzip -l backup/file.odb.20210311_060101.gz
47

Online backup with JDO

Hi, I would like to try the Online Backup tool as I am making backups up to now with the not ... is about starting the online backup. The manual suggests starting it via the EntityManager with the code em.createQuery("objectdb backup").getSingleResult(); But how do I start it if I am using
47

Backup

I have tried using online back to test the backup feature. It's been hour and I still don't see my backup file. I have 1 million record in 1 table as a test. https://www.objectdb.com/java/jpa/tool/backup How long does it usually take for a backup? And are there no temp file during backup to be seen
47

How to restore the offline backup

dear sir/mam, kindly assist how to restore the backup ayugoyal13 Ayush Goyal An ObjectDB backup is a valid database itself. Just replace the database file with the backup file. support Support ... the backup file with the previously used file which is in use ? kindly help !!! ayugoyal13 Ayush Goyal
47

How to do an Offline Database Backup?

titled, "Sample JDO Architecture for Follow Up Questions". I desire offline backups. I must close ... until the backup is complete. How can I guarantee that a database is no longer being used? I think I ... JDOUserExceptions. What is the proper way to do an offline database datastore file backup
9

JPA Named Queries

A named query is a statically defined query with a predefined unchangeable query string. Using named queries instead of dynamic queries may improve code organization by separating the JPQL query ... dynamically into the query string and results in more efficient queries. @NamedQuery
1

Step 1: Create a Maven Web Project

We start by creating a new Maven-WTP dynamic web project in Eclipse: Open the [New Project] dialog box, e.g. by using File > New > Project... Select Maven > Maven Project and click Next. Verify ... you should have a Maven based Eclipse dynamic web project (WTP) with Spring MVC Framework and ObjectDB

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.

Need Help?

  1. Search ObjectDB website
  2. Read the FAQ
  3. Follow the Tutorials
  4. View or post in the forum
  5. Search or file an issue
  6. Contact support