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Details about Hadoop Archives (HAR files) Creation and Usage with Oracle Big Data Appliance V2.2.* (Doc ID 1590846.1)

Last updated on NOVEMBER 08, 2022

Applies to:

Big Data Appliance Integrated Software - Version 2.0.1 and later
Linux x86-64


This document provides details about Hadoop Archives (HAR files), Creation and Usage of HAR files for Oracle Big Data Appliance (BDA) V2.2.* .


 HDFS Administrator


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In this Document
 What are HAR files?
 Is creating a HAR file a resolution for 'data node has too many data blocks' Health Check?
 Does creating HAR files a resolution for MapReduce Performance problem with Small files?
 How to create HAR files?
 Does Archiving delete input files?
 Can one extract original files from HAR similar to 'tar -xvf'? 
 Is there a checksum command to check if the contents of the created archive are accurate and NOT corrupted?
 How to locate files in HAR files?
 How to access HAR files from Pig?

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