About modified

release

2.5.6

... Fixed a critical bug in schema evolution of modified ancestor classes. Fixed a bug in handling indexes in a ...

 
forum_thread

Schema Update: class hierarchy change

Hello, we try to change the class hierarchy of an Entity. You wrote www.objectdb.com/database/forum/899 that ObjectDB support automatic schema evolution for adding and removing fields and for class hierarchy change.   But our small test failed: At first create a DataBase with one Object of MyEntity ... 19 more   If you can see in the modified Code, i had tried to move the field name from NameEntity to MyEntity. ... Update. Now it works. How can data be saved for modified class hierarchy? Actual it woks to move the attribute. The ...

 
release

2.5.7

... Fixed a critical bug in schema evolution of modified ancestor classes. Fixed a bug in handling indexes in a ...

 
release

2.2.5

... Fixed a critical bug in schema evolution of modified ancestor classes. Fixed a bug in handling indexes in a ...

 
manual

JPA Persistable Types

Explains how JPA manages types, including entity classes, embeddable classes, primitive types, wrappers, string, date, enum, collections and maps. The term persistable types refers to data types that can be used in storing data in the database. ObjectDB supports all the JPA persistable types, which are: User defined classes - Entity classes, Mapped superclasses, Embeddable cl ...

 
forum_thread

Connection is closed Caused by: java.io.EOFException

I am getting this exception on a regular basis, after a period of time of repeating the same code execution.  I don't understand why.  I restart the DB server and my code works again for another period of time until same exception is encountered again.  I cannot pin down a pattern e.g. after a certain period of time,  because the time  periods between exceptions are not regular, although frequent.  Any test case  I use will pass most of the time but will fail after an undetermined period. #1 2011-06-18 13:34 I am getting this exception on a regular basis, after a period of time of repeating the same code execution. &nbs ...

 
release

2.5.4

... Fixed a critical bug in schema evolution of modified ancestor classes. Fixed a bug in handling indexes in a ...

 
release

2.2.4

... Fixed a critical bug in schema evolution of modified ancestor classes. Fixed a bug in handling indexes in a ...

 
release

2.5.5

... Fixed a critical bug in schema evolution of modified ancestor classes. Fixed a bug in handling indexes in a ...

 
release

2.5.3

... Fixed a critical bug in schema evolution of modified ancestor classes. Fixed a bug in handling indexes in a ...