Ebook: Programming Pig

Table of Contents; Preface; Data Addiction; Who Should Read This Book; Conventions Used in This Book; Code Examples in This Book; Using Code Examples; Safari® Books Online; How to Contact Us; Acknowledgments; Chapter 1. Introduction; What Is Pig?; Pig on Hadoop; MapReduce's hello world; Pig Latin, a Parallel Dataflow Language; Comparing query and dataflow languages; How Pig differs from MapReduce; What Is Pig Useful For?; Pig Philosophy; Pig's History; Chapter 2. Installing and Running Pig; Downloading and Installing Pig; Downloading the Pig Package from Apache; Downloading Pig from Cloudera.;Introduces new users to Pig{8212}the open source engine for executing parallel data flows on Hadoop{8212}and provides experienced users with comprehensive coverage on key features such as the Pig Latin scripting language, the Grunt shell and User Defined Functions (UDFs) for extending Pig.