ObjectDB ObjectDB

Internal Website Search

131-140 of 200 resultsRefresh

Clarification on free license restrictions

are count as entity classes but other serializable classes are unlimited. Therefore, even though embeddable classes are preferred - you may use your own serializable classes as a replacement to avoid ... is there another setting to override this in the current version? When attempting to persist my serializable

Problem with entities detection

: package objectdb; import hibernate.AsignaturasAlumno; import java.io.Serializable; import ... a FROM Alumno a WHERE a.idAlumno = :idAlumno")}) public class Alumno implements Serializable ... ; And this is the Embedded class: @Embeddable public class Direccion implements Serializable

Performance issues on aggregate query

these are the classes that are used: public class ObjectNode implements Serializable { private static final ... = new ArrayList<ObjectNode>(); ... public class ObjectProperty implements Serializable { private static

Does ObjectDB support @Parent for @Embeddable reference to parent?

under ObjectDB instrumentation: @Entity class User implements Serializable { @Id ... ; this.profile.setUser(this); } // ... } @Embeddable class Profile implements Serializable

Error with org.springframework.data.jpa.domain.AbstractPersistable

. Caused by: com.objectdb.o.UserException: Unsupported auto value type java.io.Serializable for field ... ();     }     @MappedSuperclass     public static class AbstractPersistable<PK extends Serializable

Problem with distinct select, order by and equivalent alias/attribute path

implements Serializable {     @Id     private String id;         private String town;     public ... ();     }     } @Entity public class Street implements Serializable {     @Id     @GeneratedValue(strategy

Database corrupted after schema change

interface BDOInterface extends Serializable, DCG, C { ...} public interface DCG ... and changeed nothing else: public interface BDOInterface extends Serializable, DCG { ...} public

List of Enum Values in an entity

; import java.io.Serializable; import java.sql.Date; import java.util.ArrayList; import javax ... * */ @Entity public class Guest implements Serializable { private static final long

"is not null" queries not working with index

-queries at the end, wrong results are fetched. import java.io.Serializable; import javax.jdo ... public class Foo implements Serializable {         private static final long serialVersionUID = 1L

Unlimited JPA Persistable Types

Ashton Hogan Actually you can persist any Serializable type by setting the configuration. There is no point in persisting most of the non serializable types such as Thread, because when retrieved from

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.

Need Help?

  1. Search ObjectDB website
  2. Read the FAQ
  3. Follow the Tutorials
  4. View or post in the forum
  5. Search or file an issue
  6. Contact support