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7

Record is not clearing properly on remove

after it is removed from the database (a refresh may be needed). support Support
7

Failing to read entities under load in multithreaded tests

final long serialVersionUID = 6249921651146397564L; @OneToOne(cascade=CascadeType.REFRESH
7

Access to client/server database from multiple applications

is enabled you have to use refresh or refreshAll in order to bypass that cache as well. Other options
7

JPA vs JDO - which is more efficient for OneToMany queries?

field (again) or refresh it. 2) You have to persist both unless you have automatic cascade persist. In
7

Database Inconsistency or corruption

the database (e.g. by using refresh) both sides will reflect the new relationship
7

mappedBy problem

when the object (Employee) is retrieved or refreshed from the database - as long as the owner side is set
7

Query perfromance problem

ms Refreshing this page with any other column for index with @Index set on it, lowers this time do 1
7

Listing large number of complicated objects with paging.

.model.Product" /> </newQueryResponse> Cold database: 1sec Hot database: 600ms Hot database - refresh
7

Can't modify @EmbeddedId in ObjectDB Explorer

ObjectDB Explorer, open entity Journal, expand the id, try to modify date/id, save, then refresh data
7

persists and update together ?

.find(User.class,user.getGid()); if(usr2 != null) {     entityManager.refresh(obj2

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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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