Fast Object Database for Java - with JPA/JDO support

Internal Website Search

21-30 of 200 resultsRefresh

Step 3: Create an ObjectDB Data Source

Connections to the database are represented in BIRT as data sources. To create an ObjectDB data ... connection url: Download and save the points.odb database file (from the Quick Start tutorial). Specify an ObjectDB connection url - either embedded (e.g. c:\points.odb) or client-server (e.g

Database Replication and Clustering

the configuration:     <connection port="6001" max="100" />     

Database Explorer

the shell file, setting the paths to the objectdb.jarfile and to the JVM). Connecting to the Database Opening a Database Connection To open a local database file in embedded mode use the File > Open ... select File > Open C/S Connection... and provide host, port, username and password for a client-server

Server connection management

The server does not appear to release broken connections. My typical development pattern ... : [odb:server:fatal] com.objectdb.o.UserException: Too many open connections (100) at com ... to have a configuration setting that would tell the server to close connections after a period of inactivity

connection pooling

how do you handle connection pooling? I don't understand how to open and close connection, or reconnect. I've referenced the manual here, but where does this go: The <connection> element <connection port="6136" max="100" /> The <connection> element specifies how clients can connect to the server

Exceeding max connections and crashing

down and database lost connection with the JBOSS AS, several restarts got it up and running finally. It seems when the database loses network connection it shutdowns but we cant be sure. Usualy database stops once a day with no apperent reason. Second cause we suspect is the number of network connections

Step 4: Create an ObjectDB Data Set

Explains how to create an ObjectDB data set for BIRT reports.

JPA Persistence Unit

Explains how to define a JPA persistence unit in the persistence.xml file.

Running ObjectDB on a node that does not have internet connectivity

Upon initializing our ObjectDB database on a node that does not have a connection to the outside ... .UnknownHostException: at Source) at Source) at Source) at

Does "error 522" (connect timed out) have something to do with restrictions despite license activation?

with multiple foreign keys. Indeed, it returns the following error: Failed to connect to server (connect timed out) (error 522) at com.objectdb.jpa.EMF.createEntityManager(EMF ... ( Caused by: com.objectdb.o.UserException: Failed to connect to server 35.181.88

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