InfoQ Homepage Database Content on InfoQ
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ORM with DrySQL and ActiveRecord
ActiveRecord fails the DRY principle, especially if your database doesn't follow Rails naming conventions. As well, ActiveRecord associations and validations are redundant specifications of database constraints. Bryan wants to avoid (as much as possible) the situation where he's averse to making changes to his database schema, because of the resulting effort to change his app code.
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Compass: Integrate Search into your apps
Many applications have the user requirement to search domain entities. SQL implementations quickly develop complexity issues as multiple fields are added. Java applications explore the Lucene indexing API but implementing functionality using it can prove time consuming. This tutorial walks through the process of using the Compass API to simplify this integration.
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Incorporating Enterprise Data into SOA
The majority of today's SOA design techniques are centered around definition of services. They use service-oriented decomposition, based on the business processes, enterprise business/functional model, required long term architectural goals and reuse of the existing enterprise functionality. This article takes a more data centric approach...
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Railway Story: SimpleTicket
A 5-year old, Dallas-based company named Spur is gaining attention and kudos within Ruby on Rails circles. Earlier this week it announced a new release of its popular GPL'd IT support tool named SimpleTicket. Managing Partner Alexander Muse was kind enough to share the story of SimpleTicket with InfoQ.
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An Update on Spring 2.0 Final
Spring 2.0 was initially supposed to come out in June/July, why the delay? InfoQ interviewed the Spring team - based on massive community feedback, the team has chosen to delay the launch to Sept 26th in order work on asynchronous JMS capabilities, JPA, the new JSP form tag library, OSGi integration, documentation, and backwards compatibility.
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Book Review: Agile Java Development with Spring, Hibernate and Eclipse.
Anil Hemrajani relates Agile practices to Java and several open source toolsets (Spring, Hibernate, Eclipse) designed to make Java development simpler. It's a high level overview of some free technologies used in web app development. Matt Morton liked this book, recommending it to technical managers and intermediate developers in small Java web development shops.
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A History of Extended Transactions
ACID transactions don't work for long-lived use cases. This article documents historic approaches taken in the CORBA and J2EE communities toward extended transactions, how SOA is a more natural fit, and why WS-TX & WS-CAF may finally hold the answer.