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Data Lake for Enterprises

You're reading from  Data Lake for Enterprises

Product type Book
Published in May 2017
Publisher Packt
ISBN-13 9781787281349
Pages 596 pages
Edition 1st Edition
Languages
Authors (3):
Vivek Mishra Vivek Mishra
Profile icon Vivek Mishra
Tomcy John Tomcy John
Profile icon Tomcy John
Pankaj Misra Pankaj Misra
Profile icon Pankaj Misra
View More author details

Table of Contents (23) Chapters

Title Page
Credits
Foreword
About the Authors
About the Reviewers
www.PacktPub.com
Customer Feedback
Preface
Part 1 - Overview
Part 2 - Technical Building blocks of Data Lake
Part 3 - Bringing It All Together
Introduction to Data Comprehensive Concepts of a Data Lake Lambda Architecture as a Pattern for Data Lake Applied Lambda for Data Lake Data Acquisition of Batch Data using Apache Sqoop Data Acquisition of Stream Data using Apache Flume Messaging Layer using Apache Kafka Data Processing using Apache Flink Data Store Using Apache Hadoop Indexed Data Store using Elasticsearch Data Lake Components Working Together Data Lake Use Case Suggestions

Knowing more about Data processing


Data processing is one of the important capabilities in a Data Lake implementation. Our Data Lake is no exception and does participate in data processing, both in batch and speed layer. In this section we will cover some important topics that needs to be looked upon with respect to Data Lake dealing with data processing. With Hadoop 1.x, MapReduce was one of the main processing done in Hadoop. With Hadoop 2.x and with more data ingestion methodologies, more options in the real time/streaming area have also come in and these two aspects with some important considerations are detailed here.

Data validation and cleansing

Validating data before it gets into the persistence layer of Data Lake is a very important step. Validation in the context of Data Lake means two aspects as follows:

  • Origin of data: Making sure right data from right source is ingested into the Data Lake. The source from where data originates should be known and also the data coming in also should...
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