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Apache Hive Essentials

You're reading from Apache Hive Essentials

Product type Book

Published in Feb 2015

Publisher Packt

ISBN-13 9781783558575

Pages 208 pages

Edition 1st Edition

Languages

Concepts

Data Processing

Author (1):

Dayong Du

Table of Contents (17) Chapters

Apache Hive Essentials

Credits

About the Author

About the Reviewers

www.PacktPub.com

Preface

1. Overview of Big Data and Hive

2. Setting Up the Hive Environment

3. Data Definition and Description

4. Data Selection and Scope

5. Data Manipulation

6. Data Aggregation and Sampling

7. Performance Considerations

8. Extensibility Considerations

9. Security Considerations

10. Working with Other Tools

Index

Using the Hive command line and Beeline

Hive first started with HiveServer1. However, this version of the Hive server was not very stable. It sometimes suspended or blocked clients' connection quietly. Since version 11, Hive includes a new Hive server called HiveSever2 as an addition to HiveServer1. HiveServer2 is an enhanced Hive server designed for multiclient concurrency and improved authentication. HiveServer2 also supports Beeline as the alternative command-line interface. HiveServer1 is deprecated and removed from Hive since version 1.0.0.

The primary difference between the two Hive servers is how the clients connect to Hive. Hive CLI is an Apache Thrift-based client, and Beeline is a JDBC client based on SQLLine (http://sqlline.sourceforge.net/) CLI. The Hive CLI directly connects to the Hive drivers and requires installing Hive on the same machine as the client. However, Beeline connects to HiveServer2 through JDBC connections and does not require the installation of Hive libraries...

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Authors (1)

Dayong Du

Dayong Du has all his career dedicated to enterprise data and analytics for more than 10 years, especially on enterprise use case with open source big data technology, such as Hadoop, Hive, HBase, Spark, etc. Dayong is a big data practitioner as well as author and coach. He has published the 1st and 2nd edition of Apache Hive Essential and coached lots of people who are interested to learn and use big data technology. In addition, he is a seasonal blogger, contributor, and advisor for big data start-ups, co-founder of Toronto big data professional association.

See other products by Dayong Du

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