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101

odb files and config file

/. But there were no obd files in it. I'm getting my EntityManager by doing this: EntityManagerFactory emf = Persistence.createEntityManagerFactory("$objectdb/db/account.odb"); I looked for the odb files and found it somewhere in my workspace metadata (eclipse plugins). What can I do to save the odb files in
101

Recovery file does not match db file

up, these errors started: ObjectDB 2.3.1_03] javax.persistence.PersistenceException Recovery file '/auctionologies/java/storage.odb$' does not match db file '/auctionologies/java/storage.odb' (error 145 ... , which has been fixed in version 2.4.0. Please check if the recovery file (odb$) is empty
100

Programatic configuration or configuration file loaded from classpath or file

/setting. However, I have a dynamic environment and don't want to place the configuration file in ... ) Is it possible to place the configuration file in my own jar and have it loaded by classloader? If one or ... the configuration file. b) ) Is it possible to place the configuration file in my own jar and have it loaded by
18

Database Explorer

. Running the Explorer The ObjectDB Explorer is contained in the explorer.jar executable jar file, which is located in the bin directory of ObjectDB. It depends on the objectdb.jar file. You can run ... the shell file, setting the paths to the objectdb.jarfile and to the JVM). Connecting
17

SSL Configuration

file contains the following <ssl> element: <ssl enabled="false"> <server-keystore path ... and Truststore Files To use SSL you have to generate at least two files: A Keystore file that functions as a unique signature of your server. This file contains general details (such as a company name), an RSA
17

General Settings and Logging

to both the server side and the client side. The default configuration file contains the following <general> element ... " threshold="64mb" /> To meet memory constraints ObjectDB can use temporary files when processing large ... file settings: The path attribute specifies a directory in which the temporary files are generated
3

Step 6: Set the Spring XML

of the Spring dispatcher servlet to the web.xml configuration file and to configure that servlet using another xml configuration file. Open the web.xml file (under src/main/webapp/WEB-INF) in a text editor (by ... tab in the editor window). Use copy and paste to replace the default content of the web.xml file
1

[ODB1] Chapter 5 - JDO Connections

. To access a database file directly using embedded mode, specify either its absolute path or its relative ... PersistenceManagerFactory instance, based on the specified properties. Using a Properties File Properties can also be specified in a file, as demonstrated by the following properties file: javax.jdo
1

[ODB1] Chapter 2 - A Quick Tour

source file, HelloWorld.java, containing a single class: 1 // A simple program that manages a list ... a local database file, hello.odb, is obtained using the Utilities.getPersistenceManager(...) static method (lines 12-13). If a database file does not exist in that path, a new database file is created
1

[ODB1] Chapter 4 - JDO Metadata

A JDO metadata file is an XML file with a '.jdo' suffix, containing information about one or more persistent classes. All the persistent classes, and only them, have to be declared in a metadata file ... system. Therefore, at deployment, .jdo metadata files must be packaged with an application's .class files and the other resources

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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