ObjectDB ObjectDB

Internal Website Search

181-190 of 200 resultsRefresh
4

EntityManager refresh problem

.getTransaction().begin();             SimpleEntity simpleEntity1 = new SimpleEntity
4

Join query problem with new statetment

the beginning tagged as @Entity and I don't think it was ever changed. I've changed this query
4

General Performance Issues Illustrated with a Specific Method

General Performance Issues Illustrated with a Specific Method
4

java.sql.Time field off by 30 minutes

();             //()Create/persist         MyEntity e = new MyEntity();         em.getTransaction().begin
4

Need help to make this test work and define proper annotations for entities Lists

.getTransaction().begin();             OrderDat ord = new OrderDat(new CustomerDat("customer name"),null
4

List of Enum Values in an entity

");                 EntityManager em = emf.createEntityManager();         em.getTransaction().begin
4

OneToMany and cascade delete problem

side, using refresh:     em.getTransaction().begin();     Product p = em.find(Product.class, 54
4

How to Remove records from many to many relationship tables in JPA

.getTransaction().begin(); entityManager.remove(conclusion); entityManager
0

Use temporary files to enable very large transactions

an entity:   em.getTransaction().begin();   for (int i = 0; i < 3000000; i++) {                Message
0

Eager Fetch of Map with Entities as Keys

.createEntityManager();         em.getTransaction().begin();         MyEntity entity = new MyEntity

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