PUBLIC MARKS from solrac with tag hibernate

Among various sharding implementations, Hibernate Shards is possibly the most popular in the world of Java technology. For some shops, sharding means being able to keep a trusted RDBMS in place without sacrificing data scalability or system performance. In this installment of the Java development 2.0 series, find out when sharding works, and when it doesn't, and then get your hands busy sharding a simple application capable of handling terabytes of data.

Provisioning an EC2 instance for hosting a Java Web application is a snap. In this Java development 2.0 column, you'll quickly build a Web application that leverages Groovy, Spring, and Hibernate (via the Grails framework) and deploy it on an EC2 instance.

Grails is a modern Web development framework that mixes familiar Java technologies like Spring and Hibernate. See how easy it is to implement a Grails file-upload capabilities for the body of a blog entry and put together a hand-rolled Atom feed for syndication.

Hibernate is an open source persistence framework for Plain Old Java Objects (POJOs), and Spring uses dependency injection (DI) and Aspect Oriented Programming (AOP) to simplify and smooth the transitions from development to testing to production. Both open source projects are gaing more and more popularity with developers. This article explains how to configure these frameworks for various scenarios with WebSphere Application Server.