1. クラスターとは何か？ 「クラスター」という言葉は、もともと**「一群」「集まり」**という意味。 ITの世界では、1台の高性能コンピュータではなく、たくさんの普通のコンピュータをネットワークでつなぎ、大きな1つのコンピュータのように働かせる ...

Hortonworks says the latest version of its Hadoop platform will allow users to extract information from petabyte-scale datasets far more rapidly and simply. Hortonworks Data Platform 2.2, due for ...

Hive's SQL-like query language and vastly improved speed on huge data sets make it the perfect partner for an enterprise data warehouse Apache Hive is a tool built on top of Hadoop for analyzing large ...

Hadoop is a popular open-source distributed storage and processing framework. This primer about the framework covers commercial solutions, Hadoop on the public cloud, and why it matters for business.

Attunity has announced Replicate 4.0, the latest version of its data replication software to ensure the availability of data for business operations and business intelligence needs. Replicate 4.0 ...

In a recent article, I wrote about how you could create a Hadoop cluster within the Amazon Web Services (AWS) cloud. After completing that article, it occurred to me that it might be useful for to ...