About bulk update

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Manual
14

Chapter 3 - Using JPA

Explains how to store, retrieve, update and delete entity objects using JPA.
Issue
12

Bulk load of eager mapped by (inverse) relationships

and collection of objects that have to be loaded eagerly are loaded in bulk for better performance ... in a bulk load, which means that every reference requires running a separate query and doing ... ) fields in bulk as well. Bulk load of eager mapped by (inverse) singular references is now supported in build 2.4.4_13. kborkowski lwalkowski
Result
9

What is new in ObjectDB 2.0?

trips in JDO bulk operations (e.g. refreshAll). JDO Enhancer supports enhancing of complete JAR files.
Manual
9

Detached Entity Objects

when applicable (e.g. to entity objects that the Address object references, if any). Bulk Detach
Manual
7

Locking in JPA

update collisions resulting from simultaneous updates to the same data by two concurrent users. Locking ... that has to be updated or deleted is checked. An exception is thrown if it is found out that an update is being performed on an old version of a database object, for which another update has already been committed
Tutorial
7

Step 1: Install BIRT and ObjectDB Driver

for Java EE Developers. Update your existing Eclipse IDE for Java EE Developers environment by installing the BIRT plugins using the Eclipse Update Manager (updating Eclipse IDE with no Java EE support is more complicated because of BIRT dependencies and is not covered here). To update an existing
Forum
7

Update more than 10000 entities by an update query fails

Hello, following example tries to update more than 10000 entities by an update query. But only the first 10000 elements are updated. What's wrong?   public class updateMoreThan10000Elements ... .setFlushMode(FlushModeType.AUTO); { String query = "UPDATE " + MyModelElement.class
Manual
6

CRUD Database Operations with JPA [2011-02-11]

it to store, retrieve, update and delete database objects. Storing New Entity Objects The following ... is a very powerful query language and chapter 4 of this manual describes it in detail. Updating and Deleting ... when the transaction is committed. Updating an existing database object is similar. You have to obtain
Manual
6

CRUD Database Operations with JPA

it to store, retrieve, update and delete database objects. Storing New Entity Objects The following ... is a very powerful query language and chapter 4 of this manual describes it in detail. Updating and Deleting ... when the transaction is committed. Updating an existing database object is similar. You have to obtain
Manual
6

Running JPA Queries [2011-09-21]

other case. In addition, the Query interface defines a method for running DELETE and UPDATE queries: Query.executeUpdate - for running only DELETE and UPDATE queries. Ordinary Query Execution ... and UPDATE Query Execution (with executeUpdate) DELETE and UPDATE queries are executed using