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Retrieving JPA Entity Objects

Explains how to use JPA to retrieve entity objects from the database.

Storing JPA Entity Objects

Explains how to use JPA to store (persist) entity objects in the database.

What are the steps of creating small web app?

a beginner? * Note: project aim is to provide User accounts authentications, CRUD operations

GWT RPC is throwing serialization exception when I have object db date value

the Entity objects, You need srializable DTO objects to handle CRUD operations). kpanda ganesh gothai

Updating existing persistence entries

to be persisted with CRUD operations. When I use hibernate I can initiate a transaction, feed my persisted

How to have a distribuited GWT application with ObjectDB and Spring?

to CRUD data... Silent Hill Lorenzo Vinci OK, so you must have several databases. If every host runs

Optimistic Lock Exception With No Concurrency

for each crud operation. Fixing this will probably make this exception rarer. Thanks for the clarification! Yotam Yotam Boaz

find() cost unreasonable time!

clients maintaining a tree, each will make CRUD operations independently, so one have to refresh

Add class to objectdb ?

to explorer ? explorer requires that.and all crud operations. kadirbasol Kadir BASOL explorer need

Step 3: Add a Main Class

Explains how to add the JPA tutorial Main class in Eclipse.

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.

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