ObjectDB Database Search

is now held otherwise. The product store user data in the ObjectDB- Database . Example: V1.0: EntityPerson ... =”26135”; city=”Oldenburg”] How can we load the Database DB1 with the Product in Version 1.1 or 2.0 ... are converted and stored in the database in their new form, you can remove the fields firstName and familyName from V2.0.   support Support

after upgrading to 2.9.0 (because of the other problems in former versions), the database destroys ... the Doctor in repair mode and switching to the new created database should solve the issue. If it doesn't and you share the database we would examine the issue further,     support Support

Hello, do have an idea why we get following exception sometimes, if we open a database ? Exception ... seems to be related to opening and closing the database for a short period, when indexes require ... the schema block from objectdb.conf all works fine during opening the database . The automatic index

database , we'll get following Exception: com.objectdb.o.UserException: Failed to synchronize replicated database at com.objectdb.o.MSG.a(MSG.java:64) at com.objectdb.o.RPT.a(RPT.java:100) at com.objectdb.o ... to work the slave database must start with a copy of the master database in the replication directory

Hi, I have observed that 500 Mb objectDb database opening time is very slow (~3 seconds ... to speed-up open time for big databases ? Definitely, it's too long for 500 Mb database ! We gonna work with ObjectDb databases which may have size more than 5Gb and opening database time

to check when everything is done after closing the database ? background : As far as we recognized there is a background thread, merging the database .obj and the database .obj§ files. As long as this daemon ... out for a corresponding database .ojb$ file. But of course we could not wait for ever so there is a timeout wich

databases . There are several aproaches and I'm not shure wich on is best. 1. Just make the list empty and let it remain in database 2. Remove the list and   2.a update every object that contains this (now removed) list   2.b compute a database defragmentation with String[] args = {old_db

We tried to open objectdb databases from application and got following error: Attempt to open a database file 'D:\tmp\PAT-707\TC_9_2_3_1_8b@2015-09-17_12.08.15\TC_9_2_3_1_8b@2015-09-17_12.08.15.pa3 ... : com.objectdb.o.UserException: Attempt to open a database file 'D:\tmp\PAT-707\TC_9_2_3_1_8b@2015-09

Hello, we have problems when we open our Database file with the ObjectDB-Explorer (2.6.8_b8 ... the Database -File? An analysis with the DB-Doctor found no problems.   We observe the error if we try ... The data in this database is probably fine, but apparently the Explorer is missing a recent schema change

application (WAR file) and deploy it from Tomcat's manager, I get a new empty database . I assume there is a way (possibly a simple one) of keeping the existing database and avoid this " database reset ... . Yotam Yotam Boaz Where is your database located (i.e. what is the path to the database file

Is there some easy way to force recreation/deletion of the current database on deployment of a web ... . Currently, to avoid multiple models in the database , I have to undeploy from Glassfish, stop the server, delete the database file, re-start the objectdb server, re-run the web app, which is tedious

which retrieves all the Country objects in the database is represented by both q1 and q2 . When building ... ObjectDB. In the context of the queries above, if there are no Country  instances in the database

JPA Entity classes are user defined classes whose instances can be stored in a database . To store data in an ObjectDB database using JPA you have to define entity classes that represent your application data object model. This chapter explains how to define and use entity classes.  This chapter contains the following sections:

This chapter explains how to manage ObjectDB databases using the Java Persistence API (JPA). The first two pages introduce basic JPA interfaces and concepts: The next section explains how to use JPA for database CRUD operations: More advanced topics (e.g. locking and events) are discussed in the last section:

properties. JPA 2 defines standard properties for specifying database url, username and password, as ... classes become known to ObjectDB, for example when a first instance of the class is stored in the database .

   ObjectDB manages a list of the recently accessed database URLs for use by the Explorer ... with URLs. Saving username and password with the URL makes accessing recently used databases in

that are evaluated to the date and time on the database server when the query is executed: CURRENT_DATE

The following subsections explain how to use JPA for CRUD database operations:

The following JPA annotations are designated for SQL queries on relational databases : ObjectDB supports only the preferred JPA query language, JPQL, and silently ignores all the above annotations.

experience in database development, SQL or JPA, but such experience is definitely not a prerequisite.

) The following method retrieves a Country object from the database by its name: public Country

. This includes all the types whose instances are already stored in the database . Three additional

method (preferred over JUnit). Use embedded mode to connect to the ObjectDB database directly

between a relational database and an object model and for direct SQL queries): These ORM annotations are silently ignored by ObjectDB.

The following JPA annotations and enums are designated for mapping a JPA object model to a relational database , and are not required by ObjectDB: ObjectDB silently ignores all the above annotations.

when accessing remote ObjectDB databases over an insecure network such as the Internet. SSL Keystore

we have a database shutdown, logs are showing: [2017-07-10 21:07:23 #1 store] Database 'F ... : SectionClassifier{2-merger[2699]-missing:1}     on running Doctor it hangs after reading in the database ... to this incident would help. If you need to repair the database (i.e. it is not a test database but contains

Hello, we have encountered an issue, where a page of the database became corrupt. We are wondering ... Software. All rights reserved. Scanning the database file... ........................ 193MB (total) Analyzing database structure... 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% BTree Value Errors

I have a database running in server mode on port 6136 on server1 and server2. Each server has a replicated copy of the other servers database . I try to open the replicated on one database ... to the initial empty state of the database . I inserted a few rows into the databases and still got the error

I trying to use an objectdb database as a persitent queue but have started getting the following ... is that this db is running in server mode. I've taken a copy of the database which is causing problems ... is actually on writting the objects to the db. Running the database through Database Doctor reported

This is the Eclipse version of the JPA Web App tutorial. It demonstrates how to create and run a database driven Java web application in Eclipse - using Tomcat 6, ObjectDB and JPA ... and all the Guest entity objects are stored in an ObjectDB database . Required Software

This tutorial demonstrates how to create and run a database driven Java web application using Tomcat 6, ObjectDB and JPA. The demo web application manages a basic guestbook page. Every visitor ... database . This tutorial is available in the following versions: In addition the demonstrated application is available as a Maven project:

execution URI). Since we are using ObjectDB in embedded mode - the database file is created ... server and open the database file in ObjectDB Explorer : This is the end of the tutorial. Learn more about ObjectDB and JPA by reading the Manual .

). Since we are using ObjectDB in embedded mode - the database file is created under the Tomcat directory. You can stop the Tomcat server and open the database file in ObjectDB Explorer : This is the end

Queries against the database are represented in BIRT as data sets. To create the data set: Open the [New Data Set] dialog box by right clicking the Data Sets node in the [Data Explorer] window ... Points ).  Enter a data set name (e.g. Points by X ) and click Next . The database in

in embedded mode - the database file is created under the Tomcat directory. You can stop the Tomcat server and open the database file in ObjectDB Explorer : To enable on the fly enhancement (weaving

entity objects are stored in an ObjectDB database . Required Software For this tutorial you will need

The  JPA Web Application tutorial provides step by step instructions on how to build a simple Java/JPA database driven web application (for Tomcat / Jetty) in  Eclipse or  NetBeans . Building a new application step by step is an effective way to learn - but if you prefer

are stored in an ObjectDB database . This tutorial is available in the following versions: In

the next tutorial step) - a new Guest entity object is constructed and stored in the database . Processing

The  Java EE Web Application tutorial provides step by step instructions on how to build a simple Java/JPA database driven web application (for GlassFish 3/ JBoss 6) in  Eclipse or  NetBeans . Building a new application step by step is an effective way to learn - but 

database . This tutorial is available in the following versions: In addition the demonstrated application is available as a Maven project:

entity objects are stored in an ObjectDB database . Required Software For this tutorial you will need

object is constructed and stored in the database . Processing is forwarded to a JSP page

by a Guest entity object and all the Guest entity objects are stored in an ObjectDB database

The Getting Started with JPA tutorial provides step by step instructions on how to build a simple JPA database driven application in Eclipse or NetBeans . Building a new application step by step is an effective way to learn - but if you prefer, you may download and run the result

. That is one of the benefits of ObjectDB, which is the only Object Database with built in support of JPA

The  Spring MVC JPA tutorial provides step by step instructions on how to build a simple Java/JPA Spring MVC database driven web application in  Eclipse or  NetBeans . Building a new application step by step is an effective way to learn - but if you prefer

an ObjectDB database . Required Software For this tutorial you will need the following software: Java JDK (6.0

The following JDO annotations and enums are designated for mapping a JDO object model to a relational database , and are not required by ObjectDB: ObjectDB silently ignores all the above annotations.