Today I will present a recent problem which I have faced in
enterprise applications with an architecture that is based on DMZ and
communications between...
2 replies - 1658 views - 10/27/09 by slim.ouertani in News
Stephan Schmidt has blogged
on the ORMs being a thing of the past. While he emphasizes on ORMs'
performance concerns and dismisses them as leaky abstractions...
17 replies - 4701 views - 10/19/09 by Debasish Ghosh in Articles
Number 2 in the Top
10 most critical web application security vulnerabilities
identified by the Open
Web...
0 replies - 2886 views - 10/05/09 by carol mcdonald in Articles
This week I will discuss various approaches to testing JPA code.The first question to ask is: what code do we want to test? Two
kinds of objects are involved...
5 replies - 3331 views - 09/21/09 by vpartington in Articles
SQLJet is an independent pure Java open source implementation of the SQLite RDBMS core functionality. SQLJet provides API to create, read and modify SQLite...
5 replies - 2512 views - 09/16/09 by Alexander Kitaev in Articles
Terracotta released version 3.1 today, which includes Terracotta for Hibernate, a plug-in distributed cache for the Hibernate frame. Along with last months...
0 replies - 2290 views - 09/15/09 by James Sugrue in News
This week I will dwell on the choices offered when mapping inheritance hierarchies in JPA. JPA provides three ways to map Java inheritance hierarchies to...
1 replies - 2451 views - 09/15/09 by vpartington in Articles
Recently Oracle released the Oracle Enterprise Pack for Eclipse
11gR1. To find out more about it, I spoke with Ashish Mohindroo, Sr.
Director, Product...
0 replies - 3290 views - 09/10/09 by James Sugrue in Articles
I will continue the JPA implementation patterns series by discussing the relative merits of field access vs. property access.
The JPA specification allows two...
9 replies - 3569 views - 09/09/09 by vpartington in Articles
I want to write about JPA, performance, caching and related things.
Though it wont be very well organized, it may come useful for new
JPA developers. Recently...
3 replies - 2573 views - 09/07/09 by Masoud Kalali in Articles
The default way in JPA for primary keys is to use the @GeneratedValue annotation with the strategy attribute set to one of AUTO, IDENTITY, SEQUENCE, or
6 replies - 3304 views - 09/01/09 by vpartington in Articles
DZone recently sat down with Jesse Davis, Senior Engineering Manager at DataDirect Technologies. In this interview, Jesse talks about how the JDBC (Java...
0 replies - 4517 views - 08/31/09 by Nitin Bharti in Videos
Good Database schema design is important for performance. One of
the most basic optimizations is to design your tables to take as little
...
14 replies - 6090 views - 08/31/09 by carol mcdonald in Articles
This blog assumes that you are familiar with the Order/OrderLine example I introduced in the first two blogs of this series. If you are not, please review the...
3 replies - 3165 views - 08/25/09 by vpartington in Articles
JPA has 2 levels of caching. The first level of caching is the persistence context.
The JPA Entity Manager maintains a set of Managed Entities in the...
2 replies - 4596 views - 08/24/09 by carol mcdonald in Articles
