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6

Eclipse Public License - v 1.0

additions to the Program originate from and are distributed by that particular Contributor. A Contribution 'originates' from a Contributor if it was added to the Program by such Contributor itself or ... , such as lost profits; iii) states that any provisions which differ from this Agreement are offered
6

Working with JPA Entity Objects

are provided in the Storing Entities section. Entity objects retrieved from the database by ... . A managed entity object can also be retrieved from the database and marked for deletion, using the EntityManager’s remove method within an active transaction. The entity object changes its state from Managed
6

JPA / JDO Class Enhancer

file. You can run it from the command line as follows: > java -cp objectdb.jar com.objectdb ... /Linux) from the ObjectDB bin directory. To use that script you have to edit the paths to theobjectdb ... \*"/> </java> Enhancement API The ObjectDB Enhancer can also be invoked from Java code: com.objectdb
6

Apache License, Version 2.0, January 2004

resulting from mechanical transformation or translation of a Source form, including but not limited ... , that is based on (or derived from) the Work and for which the editorial revisions, annotations ... . For the purposes of this License, Derivative Works shall not include works that remain separable from, or merely
6

JPA Named Queries

strings from the Java code. It also enforces the use of query parameters rather than embedding literals ... ="SELECT c FROM Country c") The @NamedQuery annotation contains four elements ... ", query="SELECT c FROM Country c") public class Country { ... } Attaching multiple named
5

JPA Lifecycle Events

flush). @PostLoad - after an entity has been retrieved from the database. @PreUpdate ... the EntityManager. @PostRemove - after deleting an entity from the database (during commit or flush). An entity ... an entity class and all its descendant classes from using the default listeners: @Entity
5

Database Explorer

it from the command line as follows: > java -jar explorer.jar If explorer.jar is not in the current ... . Bookmarked entity objects can be accessed from the [Database] tabbed window. Editing Database Content ... deletes the object itself from the database. Editing Collections Elements can be added to collections
0

[ODB1] Chapter 2 - A Quick Tour

ArrayList list; 18 try { 19 // Retrieve the list from the database by ... is expected to be retrieved from the database by its name "Hello World" using the getObjectById ... retrieved from the database is always persistent. A new object becomes persistent when it is bound
0

javax.jdo.PersistenceManagerFactory

instances obtained from the same PersistenceManagerFactory will have the same default properties ... . Once the first PersistenceManager is obtained from the PersistenceManagerFactory, the factory can no longer ... to see that all PersistenceManager instances obtained from this PersistenceManagerFactory have no active
0

javax.jdo.spi.PersistenceCapable.ObjectIdFieldManager

(int fieldNumber) Fetch one field from the field manager. Fetch one field from the field manager ... byte fetchByteField(int fieldNumber) Fetch one field from the field manager. Fetch one field from ... the ObjectId. Since: JDO 1.0 char fetchCharField(int fieldNumber) Fetch one field from the field manager

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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