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Learning Hbase

You're reading from   Learning Hbase Learn the fundamentals of HBase administration and development with the help of real-time scenarios

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Product type Paperback
Published in Nov 2014
Publisher
ISBN-13 9781783985944
Length 326 pages
Edition 1st Edition
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Author (1):
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Shashwat Shriparv Shashwat Shriparv
Author Profile Icon Shashwat Shriparv
Shashwat Shriparv
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Table of Contents (12) Chapters Close

Preface 1. Understanding the HBase Ecosystem FREE CHAPTER 2. Let's Begin with HBase 3. Let's Start Building It 4. Optimizing the HBase/Hadoop Cluster 5. The Storage, Structure Layout, and Data Model of HBase 6. HBase Cluster Maintenance and Troubleshooting 7. Scripting in HBase 8. Coding HBase in Java 9. Advance Coding in Java for HBase 10. HBase Use Cases Index

HBase backup and restore techniques


Now, we will see the HBase backup and restore methods as it is very important for any technology to be able to restore and create a backup of the data to avoid data loss.

We will now discuss these methods in detail. There are two kinds of HBase methodologies in general. The following are HBase backup methods that we can choose according to our requirement and setup:

  • Offline backup / full-shutdown backup

    • Use the hadoop distcp command

  • Online backup

    • Snapshots

    • Replication

    • Export

    • CopyTable

    • HTable API

    • Offline backup of HDFS data

    • Backup using a Mozilla tool

    • HDFS replication

Let's get started with offline backup.

Offline backup / full-shutdown backup

This method includes full-shutdown backup of HBase on a file system, using the distcp command that runs the MapReduce task. It copies the parallel data from one location to another, which can be a backup location on the same cluster or another backup cluster. This method is not recommended on a live cluster or a cluster that needs...

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