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Apache Hive Essentials by Dayong Du

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Chapter 1. Overview of Big Data and Hive

This chapter is an overview of big data and Hive, especially in the Hadoop ecosystem. It briefly introduces the evolution of big data so that readers know where they are in the journey of big data and find their preferred areas in future learning. This chapter also covers how Hive has become one of the leading tools in big data warehousing and why Hive is still competitive.

In this chapter, we will cover the following topics:

  • A short history from database and data warehouse to big data
  • Introducing big data
  • Relational and NoSQL databases versus Hadoop
  • Batch, real-time, and stream processing
  • Hadoop ecosystem overview
  • Hive overview

A short history

In the 1960s, when computers became a more cost-effective option for ...

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