History of Hadoop
Spotlight on the early history of Hadoop
The history of Hadoop: From 4 nodes to the future of data
Big Ideas: Demystifying Hadoop
What is MapReduce?
"Cluster Computing and MapReduce Lecture" series in YouTube
What is Hadoop?
What is HDFS?
The paper covers most of ...
In January 2014, IDG published their latest big data enterprise survey and predictions for 2014 finding that on average, enterprises will spend $8M on big data –related initiatives in 2014. The study also found that 70% of enterprise organizations have ...
Impala in terms of Hadoop has got the significance because of its,
Interactive SQL–Impala is typically 5 to 65 times faster than Hive as it minimized the response time to just seconds, not minutes.
Nearly ANSI-92 standard and compatible with ...
Hadoop file system (fs) shell commands are used to perform various file operations like copying file, changing permissions, viewing the contents of the file, changing ownership of files, creating directories etc.
The syntax of fs shell command is
hadoop fs <args>
All the ...
Looking out for Hadoop Interview Questions that are frequently asked by employers? Here is the s list of Hadoop Interview Questions which covers setting up Hadoop Cluster…
Which are the three modes in which Hadoop can be run?
The three modes in ...
by Thomas Dinsmore, Director of Product Management at Revolution Analytics
The emergence of Apache Spark is a key development for Big Analytics in 2013. Spark, an Apache incubator project, is an open source distributed computing framework for advanced analytics in Hadoop. ...
Just a few weeks ago, Apache Hadoop 2.0 was declared generally available–a huge milestone for the Hadoop market as it unlocks the vision of interacting with stored data in unprecedented ways. Hadoop remains the typical underpinning technology of “Big Data,” ...
By Dan Woods, The market for Hadoop and related products is one of the most active in all of enterprise software. I’ve developed a simple framework that can help quickly explain the differences in the way Hadoop distributions are created ...
A big data expert shares predictions based on feedback from IBM's enterprise clients. Is it time to update your strategy?
Businesses next year will sharpen their focus on big data and place a greater emphasis on analytics projects, data-related security and ...
With all the buzz that Hadoop is generating in IT circles these days, it's easy to start thinking that the open source distributed processing framework can handle just about anything in big data environments. But real-time analysis involving ad hoc ...