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66

unable to update table in slave server database

server is down ,in slave server during update operation in table getting below issues. Failed ... again. If you want, you may make the switch between the slave and the master by your application, by ... copies, etc. (externally to ObjectDB by manipulating the file system from the application). support Support
66

Get activation code for a server with no Internet connection

Hello, We bought a license, but the server is not connected to the Internet. How do we get the activation code? Dmitry Zakharov uncol Dmitry Zakharov Run activation on that server. It does not require an Internet connection. The output of the activation console application is a url
64

Processing thread count for 8-core server

for the processing thread pool in order to get good performance for our 8-core server? cvtsc Dev Team It could be in the range of 15-30 threads, but choosing the best value will require some tuning tests on your side, since it depends on the specific application. support Support
13

Shared (L2) Entity Cache

of this cache makes it useful in applications that use many short term EntityManager instances. In addition ... on the client side - ObjectDB manages also several caches on the server side: Cache of database file pages. Cache of query programs. Cache of query execution results. The scope of these server side caches
13

Improve ObjectDB Server

ObjectDB as a console application including on headless servers and JVM with no GUI and Swing. The tray ... Improve ObjectDB Server to behave and feel more like a traditional db-server: - Remove SWING dependency (i.e. remove the tray icon or make it external from the core server) - Provide the possibility
13

Server NPE

I'm getting the following NPE when attempting to persist an object to a server based database: [2011-11-13 09:11:47 #11 server] java.lang.NullPointerException at com.objectdb.o.UTT.z(UTT.java:311 ... will be very helpful. support Support Spot on - further investigation shows this is actually an application
12

Errors after unexpected server shutdown

After an unexpected server shutdown and restart of our application we have these messages in the log (complete log attached): … [2018-03-26 14:39:30 #1096 store] Request Value: 10:'b61e33d4-8d57-478d-9176-6aa0e2031470' [2018-03-26 14:39:30 #1097 store] *** Attempt to remove a non
12

What is the Java Persistence API (JPA)?

applications. The main advantage of JPA over JDBC (the older Java API for interacting with databases ... to interact with a relational database such as Oracle, DB2, SQL Server or MySQL. The popular JPA ... the relational database (as tables and records) and the representation in the Java application (as classes
2

Step 1: Create a Web Project

We start by creating a new NetBeans Web Application Project: Open the [New Project] dialog box, e.g. by using File > New Project... Select Java Web > Web Application and click Next. Choose a Project Name (e.g. Guestbook) and click Next. Select Apache Tomcat 6 as the Server. Note
2

Spring MVC JPA Tutorial - IntelliJ Project

.... Select the guestbook-spring directory and click OK. Define the Server: Select File > Settings > Application Servers. Add Tomcat 6 Server if not set already (Tomcat has to be downloaded separately ... Server > Local. Enter a name (e.g. Guestbook) at the top of the dialog box. In the Deployment tab select

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.

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