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Using R to Unlock the Value of Big Data: Big Data

Using R to Unlock the Value of Big Data: Big Data Analytics with Oracle R Enterprise and Oracle R Connector for Hadoop by Mark Hornick, Tom Plunkett

Using R to Unlock the Value of Big Data: Big Data Analytics with Oracle R Enterprise and Oracle R Connector for Hadoop



Download Using R to Unlock the Value of Big Data: Big Data Analytics with Oracle R Enterprise and Oracle R Connector for Hadoop

Using R to Unlock the Value of Big Data: Big Data Analytics with Oracle R Enterprise and Oracle R Connector for Hadoop Mark Hornick, Tom Plunkett ebook
ISBN: 9780071824385
Publisher: McGraw-Hill Professional Publishing
Format: pdf
Page: 84


Feb 5, 2014 - In Giraph, a worker node or a slave node is a host (either a physical server or even a virtualized server) that performs the computation and stores data in HDFS. Apr 1, 2014 - Since the mainstream adoption of Hadoop, many open-source and enterprise tools have emerged recently which aim to solve the problem of “querying Hadoop”. In the process, companies like IBM, Oracle and Oracle have turnkey Hadoop appliances. 2012, and IBM is set to release its PureData for Hadoop appliance this year. Indeed, Hadoop started as a simple (yet powerful) Big Data framework consisting of (1) a storage layer (HDFS, inspired by GFS) and (2) a processing layer (an implementation of MapReduce). Only after a Many NoSQL's were limited by their nature to key/value serving. The 21st century, with the advent of web and mobile applications, has been so far the playground for even more innovative products, most of them under the umbrella of two overused terms, Big Data and NoSQL. From this analysis, there are important takeaways. Jul 24, 2013 - Major data warehouse vendors have begun to market and ship Hadoop appliances, opening a bridgehead for the open source project and other new technologies to be a part of the enterprise data architecture of the future. For example: Web analytics, to count hits by hour, by browser, by IP, etc. Jan 2, 2014 - I do not think foreign keys where the most important feature for NDB, but I know that it has been requested for a long time by many Oracle customers, and it can certainly help in many cases. Oracle started shipping its Big Data Appliance for general availability in Oct. What does the connector look like? Dec 17, 2012 - Querying by key, or key range (secondary indices are also available); Tunable trade-offs for distribution and replication (N, R, W); Data can have expiration (set on INSERT).

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