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SSL Configuration

in client -server mode, for both the client side and the server side. The default configuration file ... algorithm). A Truststore file that functions as a certificate that enables the client to validate the server ... these Keystore and Trustore files a client can verify during SSL handshaking that it is connected to the real

Online Backup

is $objectdb/backup , i.e. a subdirectory of the ObjectDB  home directory  (and in client -server ... argument is specified as a java.io.File instance and em represents a client -server connection then the backup file will be downloaded to the client and will be stored on the client machine. Alternatively

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

the client is attempting to create lockfiles in /tmp/ObjectDB. my account and the tomcat account ... , and creates lockfiles in both locations. so i still cannot start the client in an unconfigured state that would use /tmp. jon jon Your description indicates a collision of the server and the client that try

Changing from client server to embedded mode

Hi, I have created a java web application and used ObjectDB in client Server mmode. It worked as per my expection. In Client server mode I used     Persistence ... Client Server mode. kindly provide information how to switch from client server mode to embedded

client server mod of communication

Hi,    I want to use in client Server mode one is client and another in server mode. Assume that one server is there and 'n' number of clients are there each client wants to communicate with server, in client server mode.    1)EntityManagerFactory emf = Persistence

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

SSL cannot connect from client StackOverflow error

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 ... , isn't there some option, which I missed on java client side? When "Use SSL" is enabled, the Explorer

Many clients access same database

Hi, I have a program to manage clients of my tennis club. But we have several different computer ... so that there is one Persistence context for all the client programs on the different computers. For example: When I change the name of a client on 1 computer, that change has to be discovered by the other client programs as

Catching exceptions from client-server mode online backup

you find this stack trace, in the log file? on the server, client or both? If you get the stack trace also on the client side then you may try using Thread 's setDefaultUncaughtExceptionHandler ... We are getting the log only on client -side. You're right  setDefaultUncaughtExceptionHandler works

Cannot connect with client

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

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

BIRT plugin: Trouble with Client/Server connection

I am having trouble setting up the birt points.odb sample with a client /server connection. I can connect to points.odb with the explorer.  I added a "Data Source" that works fine with local ... , so a difference between accessing a local embedded database or a client -server remote database by

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

c# client?

Is there any chance to have a c# client API? e.g. Server still runs on Java, unchanged, but we can access the DB via c#. Trianglehead Json Error Currently only JVM based languages are supported. Other languages may be supported in the future. support Support

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

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

Drop in Client/server mode not working

Drop in Client/server mode not working

Database Server

these databases accessible to client applications in other processes including ones on other remote machines. The main benefits in running an ObjectDB server and using the client -server mode ... and use databases on remote machines over the network. Since client -server mode carries the overhead

Database Connection using JPA

; "objectdb:my-db.tmp" ). To use client server mode, a URL in the format objectdb://host:port/path ... part of an ObjectDB connection URL: user - for specifying a username in client server mode. password - for specifying a user password in client server mode. drop - for deleting any existing database

General Settings and Logging

side and the client side. The default configuration file contains the following element:    ... ) is applied on both the server side and the client side, when using client -server mode, and has no effect ... with URLs (in client server mode). The password attribute specifies if passwords should also be saved

Server Configuration

specifies how clients can connect to the server: The port attribute specifies a TPC port ... . If another port is specified it also has to be specified by clients in the URL connection string ... for a connection that exceeds the maximum throws an exception on the client side. 0 indicates no maximum

Database Explorer

Embedded...  command and select a local database file. To open a database in client -server mode select File Open C/S Connection...  and provide host, port, username and password for a client ... client server mode, it can be accessed simultaneously by other applications. If the database is modified

Schema Update

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

Shared (L2) Entity Cache

cache, which are managed on the client side - ObjectDB manages also several caches on the server ... client machines. Setting the Shared Cache The shared (L2) cache is configured in three scopes: Globally

BIRT/ODA ObjectDB Driver

version when using client -server mode. ObjectDB/JPA Data Source To create an ObjectDB data source: Open ... connection URL - either embedded (e.g. c:\points.odb ) or client -server (e.g.  objectdb

ObjectDB Object Database Features

Client -Server mode (TCP/IP). Secure Client -Server mode ( SSL over TCP/IP ). In process embedded database

Date and Time in JPQL and Criteria Queries

once on the client side, the current date and time expressions are re-evaluated on the server

ObjectDB License

databases are managed, but using ObjectDB on client machines merely to access remote ObjectDB

Database Schema Evolution

, have to be converted to the new schema. Note: In client -server mode the ObjectDB server must be restarted

Entity Management Settings

The configuration element specifies front end settings that are relevant on the client side and in embedded mode. The default configuration file contains the following element: The element The element specifies enhancement related settings: The agent attribute (whose value is "true" or "false

ObjectDB Overview

/ JDO product. Suitable for database files ranging from kilobytes to terabytes. Supports both Client

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

NullPointer running multiple client against server

type. It seems as something that may happen in client -server in one of the clients - if the database is new and that client gets to know the types in the schema in some specific order. Please try

objectdb.home for client/server

Currently, we do need to manually setup the objectdb.home property eventhough we're working 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

Schema Evolution Question

The documentation indicates that " In client -server mode the ObjectDB server must be restarted after a schema change. "  It is unclear whether the client application with the upgraded schema must connect to ObjectDB before the restart or whether ObjectDB can be restarted while the client

[ODB1] Chapter 8 - ObjectDB Server

these databases from remote machines 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 machines. This section explains how to run

General Performance Issues Illustrated with a Specific Method

.person.phone1, " + "c.person.address " + ") " + " from Client c " + " where c.retired=false ... .id, c.phn, c.person.name, c.person.nic, c.person.phone1, c.person.address ) from Client c where c ... .address ) from Client c where c.retired=false and ( lower(c.phn)=:q or lower(c.person

[ODB1] Chapter 1 - About ObjectDB

can operate in one of two modes: embedded mode or client server mode. Client -Server Mode In client ... running on different JVM's communicate with the database server using TCP/IP. Many client processes ... process. Client -Server Mode vs. Embedded Database Mode The embedded database mode is easier to use

[ODB1] Chapter 5 - JDO Connections

client server mode should be used to access that database. To use embedded mode, an absolute path or a relative path of a local database file has to be specified. To use client server mode, a url in ... of the database file on the server, relative to the server root path (see chapter 8 for more details). Client

[ODB1] Chapter 7 - JDOQL Queries

in client server mode because the result collection on the client side may hold resources ... . In client -server mode, on the other hand, the classes are usually available on the client

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

[ODB1] Chapter 6 - Persistent Objects

. Unlike the object 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 ... at the end of its use. This is mainly important in client server mode in which an active iterator

[ODB1] Chapter 9 - ObjectDB Explorer

To open a connection to a remote database using client -server mode (supported only by ObjectDB ... is open in the Explorer using client server mode, it can be accessed simultaneously by ... details that are specified in this options page refer to the client side connection. When running

javax.jdo.PersistenceManagerFactory

with this PersistenceManagerFactory. If not set, assume that the server has the same TimeZone ID as the client ... to the null String, assume that the server has the same TimeZone ID as the client . If incorrectly set

PersistenceManager.getServerDate() - JDO Method

JDO Method in javax.jdo.PersistenceManager Date getServerDate () Get the Date as seen by the server. Clients using this method can order their operations according to a single time source. Implementations use the setting of the server time zone to prepare a Date instance that represents UTC time

javax.jdo.PersistenceManager

() Get the Date as seen by the server. Clients using this method can order their operations according

PersistenceManagerFactory.getServerTimeZoneID() - JDO Method

JDO Method in javax.jdo.PersistenceManagerFactory String getServerTimeZoneID () Gets the TimeZone ID of the server associated with this PersistenceManagerFactory. If not set, assume that the server has the same TimeZone ID as the client . Return: the TimeZone of the server See Also: setServerTimeZoneID Since: JDO 2.1

PersistenceManagerFactory.setServerTimeZoneID(timezoneid) - JDO Method

, assume that the server has the same TimeZone ID as the client . If incorrectly set, the result