About paging

api-jpa

TemporalType.DATE

Map as java.sql.Date(Enum Constant of javax.persistence.TemporalType)

 
api-jpa

CascadeType.PERSIST

Cascade persist operation(Enum Constant of javax.persistence.CascadeType)

 
api-jpa

select(selection)

Specify the item that is to be returned in the query result.(Method of javax.persistence.criteria.CriteriaQuery)

 
forum_thread

ObjectDB's Database Doctor Incorrect Error Report

Am I reading this correctly?  It seems that Doctor is telling me that one of my objects is missing.  Looking at the database with ObjectDB's Database Explorer though seems to show that the reference to the object is good and that the object does indeed exist.   Output from Doctor Diagnose and Doctor Repair is attached.  So are the two databases and screenshots of Explorer showing the reference to the object and the existence of the object. #1 2016-08-13 16:33 Am I reading this correctly?  It seems that Doctor is telling me that one of my objects is missing.  Lo ...

 
api-jpa

close()

Close an application-managed entity manager.(Method of javax.persistence.EntityManager)

 
api-jpa

Entity.name

(Optional) The entity name.(Annotation Element of javax.persistence.Entity)

 
api-jpa

rollback()

Roll back the current resource transaction.(Method of javax.persistence.EntityTransaction)

 
forum_thread

Iterating over large result set

Hi, Few days ago I was writing some code to iterate over quite a large dataset. Fitting those data in memory was quite a challenge even with 3GB heap space. So I did paging using two loops. ... was quite a challenge even with 3GB heap space. So I did paging using two loops. for ( int page = 0 ; ... You may be able to replace the loop of paging queries with one query by running the query with a hint ...

 
release

2.7.0

Release date: 2017-03-09 Download (5.58 MB) Binary:  objectdb-2.7.0.zip Version 2.7.0 Extended maximum supported entity object size ...

 
api-jpa

CacheStoreMode.BYPASS

Don't insert into cache.(Enum Constant of javax.persistence.CacheStoreMode)