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  • What is Apache Tez?

    Apache Tez is a new distributed execution framework that is targeted to-wards data-processing applications on Hadoop. But what exactly is it? How does it work? In the presentation, “Apache Tez: Accelerating Hadoop Query Processing”, Bikas Saha and Arun Murthy discuss Tez’s design, highlight some of its features and share initial results obtained by making Hive use Tez instead of MapReduce.

    Roopesh Shenoy
    on Apr 25, 2014

  • How LinkedIn Uses Apache Samza

    Apache Samza is a stream processor LinkedIn recently open-sourced. In his presentation, Samza: Real-time Stream Processing at LinkedIn, Chris Riccomini discusses Samza's feature set, how Samza integrates with YARN and Kafka, how it's used at LinkedIn, and what's next on the roadmap.

    Roopesh Shenoy
    on Feb 09, 2014

  • Apache MetaModel – Providing Uniform Data Access Across Various Data Stores

    MetaModel - an Apache Incubator project – is a Java library used to browse, query and update various types of data stores including traditional SQL databases, unusual stores such as CSV or Excel, or the more modern NoSQL stores in a uniform and programmatic way.

    Kasper Sørensen
    on Jul 03, 2013

  • Interview with Arun Murthy on Apache YARN

    Apache Hadoop YARN – a new Hadoop resource manager - has just been promoted to a high level Hadoop subproject. InfoQ had the chance to discuss YARN with Arun Murthy - founder and architect at Hortonworks.

    Boris Lublinsky
    on Aug 17, 2012

  • Guardian.co.uk Switching from Java to Scala

    Citing a need to be able to respond faster to events, and disappointment in the feature set and timeframe for Java 7, the team behind guardian.co.uk is using Scala as an alternative to Java for their new projects. InfoQ spoke to Web Platform Development Team Lead Graham Tackley about their current stack, the reasons behind the move, and the experience of using Scala in large-scale development.

    Charles Humble
    on Apr 04, 2011

  • Using Apache Avro

    Boris Lublinsky presents an introduction to AVRO and evaluate its usage for Schema componentization, inheritance and polymorphism. He also discusses backward compatibility issues and AVRO solutions for this problem.

    Boris Lublinsky
    on Jan 25, 2011

  • Book Excerpt and Interview: Tuscany SCA in Action

    A new "Tuscany SCA in Action" book by Simon Laws, Mark Combellack, Raymond Feng, Haleh Mahbod and Simon Nash provides a simple step-by-step guide on how to develop applications leveraging SCA and Apache Tuscany.

    Boris Lublinsky
    on Aug 17, 2010

  • How to Extend the Axis2 Framework to Support JVM Based Scripting Languages

    Heshan Suriyaarachchi covers some of the key concepts of the Apache Axis2 Web Service engine and how it can be extended to support JVM based scripting languages such as Jython, Jruby, etc allowing them to be used to both expose web services and write web service clients.

    Heshan Suriyaarachchi
    on Jul 13, 2010

  • Scout - Extensible Server and Application Monitoring

    Scout is an extensible server and application monitoring service which focuses upon ease of installation and configuration. Scout offers default alerts to help administrators understand how the application is behaving under various loads as well as allowing developers to create plugins to extend Scout.

    Robert Bazinet
    on Feb 16, 2010

  • Communication Flexibility Using Bindings

    In this article, we will look at an important feature of SCA - its support for a wide variety of communication protocols and how to use SCA bindings on services and references to decouple your business code from communication protocols. Finally we'll take a look at the SCA domain to see how bindings operate in and outside the domain.

    Simon Nash Raymond Feng Haleh Mahbod Anthony Elder Simon Laws
    on Jun 30, 2009

  • Application Integration Through Mail Servers

    When performance and speed are not an issue, SMTP and POP3 can be used to integrate applications communicating to each other through a Mail Server. This article shows such an example using the Apache James Mail server plus Mule and ServiceMix.

    Tijs Rademakers Jos Dirksen
    on Dec 17, 2008

  • Open Source WS Stacks for Java - Design Goals and Philosophy

    InfoQ's Stefan Tilkov questioned lead developers of Apache Axis2, Apache CXF, Spring Web Services, JBossWS and and Sun’s Metro about their design goals, their approach towards Java and Web services standards, data binding, accessing XML, interoperability, REST support, and framework maturity. The results revealed many similarities and some noteworthy differences.

    Stefan Tilkov
    on Oct 04, 2007
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