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api-jpa

JoinType.LEFT

Left outer join.(Enum Constant of javax.persistence.criteria.JoinType)

 
api-jdo

Unique.name

Name of the unique constraint.(Annotation Element of javax.jdo.annotations.Unique)

 
forum_thread

Where do i download the explorer from

Hi, Where do i download the explorer from? I dont see any link. Please guide. Ravi ... in the zip file that can be downloaded from the download page  (with the entire ObjectDB distribution) in the bin directory. ...

 
api-jpa

getEntities()

Return the metamodel entity types.(Method of javax.persistence.metamodel.Metamodel)

 
api-jpa

AccessType.PROPERTY

Property-based access is used.(Enum Constant of javax.persistence.AccessType)

 
api-jpa

getEmbeddables()

Return the metamodel embeddable types.(Method of javax.persistence.metamodel.Metamodel)

 
api-jpa

LockModeType.OPTIMISTIC

Optimistic lock.(Enum Constant of javax.persistence.LockModeType)

 
forum_thread

Handling a case of searching an empty database

Hi, I have posted a question on Stack Overflow but there is limited support for ObjectDB on there, so I will post it here. It is a lot clearer on the page, if this is a problem though I can copy it to a post here.   Thanks in advance. ... so I will post it here. It is a lot clearer on the page , if this is a problem though I can copy it to a post here. ...

 
api-jpa

LockModeType.OPTIMISTIC_FORCE_INCREMENT

Optimistic lock, with version update.(Enum Constant of javax.persistence.LockModeType)

 
forum_thread

Optimistic lock failed : object has version .. instead of ..

I do basic storage and retrieval of Record class. When I stress the retrieval/storage with Apache JMeter sometimes (at some requests) I get this exception.   [ObjectDB 2.5.0] javax.persistence.OptimisticLockException Optimistic lock failed for object entities.Record#'1405/838/2011/121' (object has version 125 instead of 126) (error 673) at com.objectdb.jpa.EMImpl.beforeCompletion(EMImpl.java:381) ... Thank you! ... Optimistic locking is explained in this manual page . ObjectDB Support ObjectDB - Fast Object ...