MapReduce Application Development Process

Figure 1 and Table 1 describe the phases in the development process.

Figure 1 MapReduce application development process

**Table 1** Description of the MapReduce development process
Phase	Description	Reference
Understand basic concepts.	Before application development, learn basic concepts of MapReduce.	Common Concepts of MapReduce Application Development
Prepare a development environment.	Use the Eclipse tool to configure the development environment according to the guide.	Preparing the Eclipse and JDK
Prepare an operating environment.	The MapReduce operating environment is a MapReduce client. Install and configure the client according to the guide.	Preparing a MapReduce Application Running Environment
Obtain and import a sample project or create a new project.	MapReduce provides sample projects for different scenarios. You can import a sample project to learn the application. You can also create a MapReduce project according to the guide.	Importing and Configuring MapReduce Sample Projects
Develop a project based on the scenario.	MRS provides you with a sample project to help you quickly learn APIs of all MapReduce components.	MapReduce Development Plan Development Plan of Accessing a Multi-Component Program
Compile and run applications.	You can compile the developed application and submit it for running.	Compiling and Running a MapReduce Application
View application running results.	Application running results are exported to a path you specify. You can also view the application running status on the UI.	Viewing the MapReduce Application Commissioning Result