ObjectDB Database Search

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Server Configuration

The configuration element specifies settings for running an ObjectDB Server . The server ... configuration file contains the following element: The element The element specifies how clients can connect to the server : The port attribute specifies the TCP port on which the server listens for new

Mismatch client-server protocol prefix

.springframework.orm.jpa.JpaSystemException: com.objectdb.o.UserException: Mismatch client - server protocol prefix ... client - server protocol prefix] with root cause com.objectdb.o.UserException: Mismatch client - server ... :757) I checked multiple times if the versions match. They do. DB server version 2.6.2. Client

Client server mode no longer works after JRE install

Hi I had client server mode working with no problems with my application. Then suddenly I ... ' on a client machine. It worked in embedded mode but not client server mode. After investigating I ... java from the machine and included a jdk in my application there were no problems, client server mode

lockfiles in client/server mode

that would use /tmp. jon jon Your description indicates a collision of the server and the client that try ... that it will be accessible by both the server and the client . Finally, if you can post the complete ... in the configuration file to another path. Client / server permission collision in handling

Online Backup in client-server mode

Hello, we have issue with online-backup when using client - server mode ... efficiently as the embedded mode does it. thamal Tomas Hamal Actually in client - server mode ... file is created on the server and then, when ready, downloaded to the client . This is useful

BIRT plugin: Trouble with Client/Server connection

I am having trouble setting up the birt points.odb sample with a client / server connection. I ... , so a difference between accessing a local embedded database or a client - server remote database by ... file.  The connection using the server url fails the ping test.  I get (Failed to connect

client server set up and load

Hello All, Can objectdb handle client - server connections from over 200 users? Can it be efficiently used in client - server mode? Code examples where possible will be appreciated. Thank you. Regards kaybel ebele ObjectDB can handle concurrently 200 users (or more). The maximum load

Access to client/server database from multiple applications

Is there a preferred way to run a client - server database so that updates from one application are immediately visible to another? The way I managed this was to run PersistenceManagerFactory.getDataStoreCache().evictAll(true,MyClass.class) to ensure that a query on MyClass would contain updated

JPA Connections and Transactions

client - server mode, specify a URL in the format objectdb://host:port/path . In this case, an ObjectDB ... a username in client - server mode. password : Specifies a user password in client - server mode. drop : Deletes ... client - server mode) or a connection to a local database file (in embedded mode). The functionality

SSL cannot connect from client StackOverflow error

Hello, i am trying to set up the SSL for connections to objectDB server . I cannot connect the Client , when SSL is enabled. I can connect from Explorer, when "Use SSL" is checked, isn't there some option, which I missed on java client side? I read https://www.objectdb.com/java/jpa/setting/ssl

Cannot connect with client

version is used on both the server side and the client side. support Support I'm pretty sure ...  https://www.objectdb.com/download/2.8.6_02 on the server , and when I downloaded https://www ... ://www.objectdb.com/download/2.8.6_02 for client instead of use the full version.  Problem solved. thx Trianglehead Json Error

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

Acceptable Server : Apache-Coyote/1.1 Content-Type: text/html;charset=utf-8 Content-Length: 1067 Date

[ODB1] Chapter 8 - ObjectDB Server

these databases from remote computers by TCP/IP. More details about client server mode vs. embedded database ... implementation including support for embedded mode. In order to use client server mode, you have to install the odbse.jar file on both the client and the server computers. This section explains how to run

Server connection management

the client deal with broken connections or server restarts. Does the client have an internal connection ... fails on the client side - the client automatically tries to reconnect to the server ... replicated servers that can be connected automatically by the client (in read only mode) in case the main

ObjectDB License

. You are encouraged to test ObjectDB before purchasing a license. Server License ObjectDB 2.x Server License costs £500  and includes all version 2.x updates. A server license covers one installation ... databases are managed, but using ObjectDB on client computers merely to access remote ObjectDB databases

Connecting to a remote objectdb server

I am trying to configure my application in a client - server objectdb setup via tcp/ip. So I first ... ; The objectdb: prefix is used on the client to connect to the database. On the server you just specify ... . That means our app is not connected to db server even if I had configured our client app like

Server closes if large query runs out of memory

query is run on the server , results are sent to the client and deleted there. This enables full synchronization of the client and the server , but very inefficient if you delete a lot of objects. In JPA: a DELETE query is run directly on the server , objects are not sent to the client . This may break

Single Server License and Embedded Mode

to run the database later. Activation is the same for client - server mode and embedded mode. Maybe ... We have an application that runs on a single server in embedded mode to write server million records.  Is it possible to use the single server license for embedded mode use?  I've looked

Error when I switch to server mode

a client - server mode. Somehow the type of the object is unknown on the server side - but I couldn't reproduce the exception, since normally the client registers types with the server before ... I was previously using embedded mode without any problem.  Today I tried to switch to server

Server vs embedded mode in multi-instance scenario

We are creating a web app that will have multiple different clients , each on their own EC2 instance(s). The clients do not need to share any data, so each could have its own ObjectDB. Clients ... given time (100k absolute maximum). We will probably have multiple instances per client for availability

OutOfMemory in Server

Hello, I was getting OOM from ObjectDB Server with 10G Xmx, so I raised to to 15G, but when I ... has 11GB. The stacktrace from ODB Server : [2023-08-03 15:00:36 #64 server ]  java.lang ... ;     at java.base/java.lang.Thread.run(Thread.java:833) The stacktrace from ODB Client log

Intermittent Server Shutdowns Due to Out of Memory (OOM) Issues

could be clients that do not close their connections to the server (i.e. closing the EntityManagerFactory ... Dear ObjectDB Community, I am encountering a recurring issue where the ObjectDB server ... resources to the server (90GB total memory on the VM), the java process hosting ObjectDB

Problem connecting to the replicated server

to the master with a client app no problem.  My slave can connect to the master and replicate no problem.  But when I use a client app to connect to the slave like this: objectdb://slaveserverurl ... ) to the server's user list of the slave server . support Support Hello.  Yes I did, I even gave the slave

connect with server

how to connect the data base on a remote server and share odbc in object db eng.ahmed ahmed how to publish the JPA database on  server and make client in the network can share the data base i ... is my EntityManagerFactory & em is my EntityManager 192.168.0.300 is my server IP   eng.ahmed ahmed Just run

Server license move

Hi, I have a 1 server license. I would prefer to use ObjectDB with this license first for development/test means on my local Windows machine, then later move the license on a test linux server ... on a production linux server . Obviously not all in the same time. Is there a way to move this license between

Objectdb Server Mode set up with glassfish

. The only difference is the database connection url . If specified in the persistence.xml a client - server ... server working with the embeded mode of objectdb. I now want to set up objectdb in server mode. I have run the server .exe but I don't know what to do next ?!  Which jar far do I need to include in

Schema Update

the specified schema updates every time a database is opened. When you use client - server mode, the instructions should usually be on the client side, where the up-to-date classes are located. The following

Date and Time in JPQL and Criteria Queries

once on the client side, these expressions are re-evaluated on the server each time the query is executed ... JPA defines special JPQL expressions that return the date and time from the database server

Database Schema Evolution

: In client - server mode, the ObjectDB server must be restarted after a schema change. Automatic

Server crash - Mismatch client-server protocol prefix

the entire server on which it's running.  The only recorded symptom is a client -side error ... Mismatch client - server protocol prefix (error 523) at com.objectdb.jpa.JpaQuery.getSingleResult ... :679) Caused by: com.objectdb.o.UserException: Mismatch client - server protocol prefix at com.objectdb.o

Database Replication and Clustering

is a standard database that is managed on a standard ObjectDB database server . Any ObjectDB database on a server can function as a master database in a cluster, but databases in embedded mode ... databases Setting up slave databases is straightforward. You only need to run an ObjectDB database server

objectdb.home for client/server

on client / server mode. However, without setting this in our client , he complains about the missing objectdb.conf. Why is this required? Can't the server deliver it? Most of the time we do not even know where our object db home is located at as we might have multiple server instances running on multiple

ObjectDB Server not able to handle large collections

client - server mode. Using objectdb version 2.8.8.b05 When switched to embedded mode, the migration ... for an object in client - server mode, which is about 2GB. Usually an "Attempt to persist an object ... when you switched to client - server mode. There are currently no plans to support objects larger than 2GB

Server out of memory exceptions

usage on the client side was stable. Memory usage on the server side became higher mainly ... I've started to get memory exceptions on objectdb instances running as a server . The objectdb log reports this as: [2011-07-29 23:28:41 #20 server ] java.lang.OutOfMemoryError: Java heap space [2011

[ODB1] Chapter 9 - ObjectDB Explorer

Database To open a connection to a remote database using client - server mode (supported only by ObjectDB Server Edition) use the "File | Open Remote" menu command (or the equivalent toolbar button ... When a database is open in the Explorer using client server mode, it can be accessed simultaneously by

ODB Server tries to write a log file to a weird location

We are testing client - server architecture. Our server has the following config: path = "$temp ... /" retain = "90" / name = "*" level = "info" / Client has the following config:       ... = "true" /                 path = "$objectdb/log/odb- client

NPE in server mode

Richard Szurgot The stack trace indicates an attempt to run a query in client - server mode after the initial connection to the server has failed. The unexpected state on the server results in

Step 1: Install BIRT and ObjectDB Driver

matching the driver version to the ObjectDB server version when using client - server mode. The next step is creating a BIRT Report project .

Step 3: Create an ObjectDB Data Source

Start tutorial ). Specify an ObjectDB connection url - either embedded (e.g. c:\points.odb ) or client - server (e.g.  objectdb://localhost/points.odb;user=admin;password=admin ). You may click

[ODB1] Chapter 6 - Persistent Objects

cache, which is always on the client side, the page cache is located on the server side in client - server mode. Retrieval by an Object ID If an object ID instance, oid , is available, an object ... of its use. This is mainly important in client server mode in which an active iterator might consume

Step 7: Run the Spring Web App

redirection to the  controller path: If Tomcat 6.0 is installed as a server in your Eclipse -  ... ), selecting  Run As Run on Server , selecting the Tomcat 6.0 server and clicking Finish . To install a new server check the Manually define a new server radio button (after Run As Run on Server

JPA Web App Tutorial - Maven Project

.xml file) and port 8080 has to be available for the Jetty embedded server . No need to download and install ObjectDB or a Java web server - Maven will download the ObjectDB jar and the Jetty embedded server automatically. When the Jetty server is ready - open your browser at http://localhost:8080

Spring MVC JPA Tutorial - IntelliJ Project

the Server : Select  File Settings Application Servers . Add Tomcat 6 Server if not set already (Tomcat ... , click the  + icon and select  Tomcat Server Local . Enter a name (e.g.  Guestbook

Spring MVC JPA Tutorial - Maven Project

), and port 8080 has to be available for the Jetty embedded server . It is not necessary to download and install ObjectDB or a Java web server - Maven will download the ObjectDB jar and the Jetty embedded server automatically. When the Jetty server is ready - open your browser at http

Step 1: Create a Java EE 6 Web Project

a Project Name (e.g. Guestbook ). Select GlassFish Server Open Source Edition 3 (Java EE 6) as the Target runtime. Note: You may have to add GlassFish 3 as a new server by clicking the New Runtime... button and the Download additional server adapters link. Follow the instructions and specify the path

Step 3: Define an EJB Session Bean

application servers such as GlassFish and JBoss, and not by servlet containers, such as Tomcat and Jetty ... . to the application server ). For instance, in this application the server : Manages the instantiation of the EJB

JPA Tutorials

on full application servers (such as Oracle GlassFish, Red Hat JBoss, IBM WebSphere and Oracle ... Since this web application uses Java EE 6 EJB (session beans) it requires a full Java EE 6 application server

Java EE 6 JPA Tutorial - Eclipse Project

On Server . (this command is available only if Maven Integration for WTP is installed when the Maven project is imported into the IDE). Choose or define the server and click  Finish

Step 6: Run the Java EE 6 Application

You can run the application now by right clicking the GuestServlet node (in the [Project Explorer] window) and selecting Run As Run on Server Finish : Since we are using ObjectDB in embedded mode ... \Guestbook\WEB-INF ). You can stop the GlassFish server and open the database file in ObjectDB Explorer

ObjectDB 1.0 Manual

two chapters are dedicated to ObjectDB's tools: Chapter 8 - ObjectDB Server Explains how to manage an ObjectDB database server . Chapter 9 - ObjectDB Explorer Explains how to view and manipulate