138 | Is ObjectDB better than competing object databases?. However, you should consider the following points when doing your own objective comparison of object databases: ObjectDB is unique in supporting the standard APIs. It is the only object database with built in support ... Data Objects (JDO) API than competing object databases. By using a standard API such as JPA |
137 | Database ServerObjectDB Server is a tool that manages ObjectDB databases in a separate dedicated process, making these databases accessible to client applications in other processes including ones on other remote ... are: The ability to access and use databases from different processes simultaneously. The ability to access |
135 | Can I use ObjectDB to access a relational database?To access relational databases using the Java Persistence API (JPA) you will need an Object Relational Mapping (ORM) tool, such as Hibernate, TopLink, EclipseLink, Open JPA or DataNucleus ... standalone Object Database Management System (ODBMS) and not an ORM tool, so it is not intended and cannot be used to access other database management systems. |
135 | Is ObjectDB a NoSQL Database?ObjectDB is a unique NoSQL database. It doesn't have the known disadvantages and limitations ... , but they are easier to use in object oriented languages such as Java. In addition, unlike most other NoSQL databases ... can be used in applications that cannot use conventional non ACID NoSQL databases because of a requirement for a very high level of consistency. |
134 | Database Schema Evolution entity class. This is done automatically in memory each time the entity object is loaded. The database object is only updated to the new schema when that entity object is stored to the database |
128 | Chapter 5 - Database Tools and UtilitiesDescribes the ObjectDB object database tools - the Explorer, the Server, the Enhancer, the Doctor and the Replayer. |
3 | [ODB1] Chapter 6 - Persistent ObjectsThis chapter describes how to use ObjectDB to manage database objects. 6.1 Making Objects ... database content, or a transient object, i.e. not related to any database. Storing Objects Explicitly ... is automatically stored in the database when the transaction is committed (unless it is being deleted |
3 | [ODB1] Chapter 9 - ObjectDB ExplorerObjectDB Explorer is a visual tool for managing ObjectDB databases. You can use the Explorer to browse databases, execute JDOQL queries, create new databases and edit the content of existing databases. 9.1 Running the Explorer The Explorer is a pure Java GUI application. It is shipped as |
3 | [ODB1] Chapter 5 - JDO ConnectionsThe PersistenceManagerFactory interface represents a factory of database connections. Its main role is to provide PersistenceManager instances. The PersistenceManager interface represents a database connection. Every operation on a database requires a PersistenceManager instance. The Transaction |
2 | [ODB1] Chapter 2 - A Quick Tour The HelloWorld sample program manages a list of strings in the database. Each time the program is run another string is stored in the database and all the strings in the database are printed to standard ... is expected to be: Hello World 0 Hello World 1 After two runs, the database contains a list |
