How to upgrade from Hadoop 1.2 to Hadoop 2.2?

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I want to upgrade from Hadoop 1.2 to 2.2. I am using Maven and I want to upgrade without any problems due to upgrade. How can I do this?

This is what I have now:

<dependency>
    <groupId>org.apache.hadoop</groupId>
    <artifactId>hadoop-core</artifactId>
    <version>1.2.1</version>
</dependency>
Nov 21, 2018 in Big Data Hadoop by digger
• 27,620 points
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Here's the solution that worked for me:

<dependency>
    <groupId>org.apache.hadoop</groupId>
    <artifactId>hadoop-client</artifactId>
    <version>2.2.0</version>
</dependency>
answered Nov 21, 2018 by Omkar
• 65,850 points

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