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High-availability Hadoop platform-Hadoop Scheduling for Oozie Workflow

Source: Internet
Author: User
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High-availability Hadoop platform-Hadoop Scheduling for Oozie Workflow
1. Overview

In the "high-availability Hadoop platform-Oozie Workflow" article, I will share with you how to integrate a single plug-in such as Oozie. Today, we will show you how to use Oozie to create related workflows for running and Hadoop. You must pay attention to the following items during the creation process:

  • Oozie Introduction
  • Task Workflow
  • Preview

Let's start today's content sharing.

2. Oozie Introduction

There are several important concepts in Oozie:

  • WorkFlow: A WorkFlow that controls the WorkFlow's start and end processes, and the WorkFlow Job execution path. It also provides a mechanism to control the WorkFlow execution path (for example: describe, Fork, and Join nodes. The writing method is as follows:

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Related Keywords:
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