Hello, Apache Hadoop 2.4.0
The community has voted to release Apache Hadoop 2.4.0. Hadoop 2.4.0 includes myriad improvements to HDFS and MapReduce, including (but not limited to): ACL Support in HDFS — which allows, among other...
View ArticleHow-to: Run a Simple Apache Spark App in CDH 5
Getting started with Spark (now shipping inside CDH 5) is easy using this simple example. Apache Spark is a general-purpose, cluster computing framework that, like MapReduce in Apache Hadoop, offers...
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Cloudera Live: The Instant Apache Hadoop Experience
Get started with Apache Hadoop and use-case examples online in just seconds. Today, we announced Cloudera Live, a new online service for developers and analysts (currently in public beta) that makes it...
View ArticleBringing the Best of Apache Hive 0.13 to CDH Users
More than 300 bug fixes and stable features in Apache Hive 0.13 have already been backported into CDH 5.0.0. Last week, the Hive community voted to release Hive 0.13. We’re excited about the continued...
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How-to: Install a Virtual Apache Hadoop Cluster with Vagrant and Cloudera...
It’s been a while since we provided a how-to for this purpose. Thanks, Daan Debie (@DaanDebie), for allowing us to re-publish the instructions below (for CDH 5)! I recently started as a Big Data...
View ArticleCloudera Enterprise 5.1 is Now Available
Cloudera Enterprise’s newest release contains important new security and performance features, and offers support for the latest innovations in the open source platform. We’re pleased to announce the...
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New in CDH 5.1: Document-level Security for Cloudera Search
Cloudera Search now supports fine-grain access control via document-level security provided by Apache Sentry. In my previous blog post, you learned about index-level security in Apache Sentry...
View ArticleNew in CDH 5.1: Apache Spark 1.0
Spark 1.0 reflects a lot of hard work from a very diverse community. Cloudera’s latest platform release, CDH 5.1, includes Apache Spark 1.0, a milestone release for the Spark project that locks down...
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New in CDH 5.1: Hue’s Improved Search App
An improved Search app in Hue 3.6 makes the Hadoop user experience even better. Hue 3.6 (now packaged in CDH 5.1) has brought the second version of the Search App up to even higher standards. The user...
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New in CDH 5.1: HDFS Read Caching
Applications using HDFS, such as Impala, will be able to read data up to 59x faster thanks to this new feature. Server memory capacity and bandwidth have increased dramatically over the last few years....
View ArticleApache Hadoop 2.5.0 is Released
The Apache Hadoop community has voted to release Apache Hadoop 2.5.0. Apache Hadoop 2.5.0 is a minor release in the 2.x release line and includes some major features and improvements, including:...
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Running CDH 5 on GlusterFS 3.3
The following post was written by Jay Vyas (@jayunit100) and originally published in the Gluster.org Community. I have recently spent some time getting Cloudera’s CDH 5 distribution of Apache Hadoop to...
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How-to: Install CDH on Mac OSX 10.9 Mavericks
This overview will cover the basic tarball setup for your Mac. If you’re an engineer building applications on CDH and becoming familiar with all the rich features for designing the next big solution,...
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The Definitive "Getting Started" Tutorial for Apache Hadoop + Your Own Demo...
Using this new tutorial alongside Cloudera Live is now the fastest, easiest, and most hands-on way to get started with Hadoop. At Cloudera, developer enablement is one of our most important objectives....
View ArticleCloudera Enterprise 5.2 is Released
Cloudera Enterprise 5.2 contains new functionality for security, cloud deployments, and real-time architectures, and support for the latest open source component releases and partner technologies....
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Introducing Cloudera Labs: An Open Look into Cloudera Engineering R&D
Cloudera Labs contains ecosystem innovations that one day may bring developers more functionality or productivity in CDH. Since its inception, one of the defining characteristics of Apache Hadoop has...
View ArticleNew in CDH 5.2: More SQL Functionality and Compatibility for Impala 2.0
Impala 2.0 is the most SQL-complete/SQL-compatible release yet. As we reported in the most recent roadmap update (“What’s Next for Impala: Focus on Advanced SQL Functionality”), more complete SQL...
View ArticleNew in CDH 5.2: Apache Sentry Delegated GRANT and REVOKE
This new feature, jointly developed by Cloudera and Intel engineers, makes management of role-based security much easier in Apache Hive, Impala, and Hue. Apache Sentry (incubating) provides centralized...
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New in CDH 5.2: Impala Authentication with LDAP and Kerberos
Impala authentication can now be handled by a combination of LDAP and Kerberos. Here’s why, and how. Impala, the open source analytic database for Apache Hadoop, supports authentication—the act of...
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New in CDH 5.2: New Security App and More in Hue
Thanks to new improvements in Hue, CDH 5.2 offers the best GUI yet for using Hadoop. CDH 5.2 includes important new usability functionality via Hue, the open source GUI that makes Apache Hadoop easy to...
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