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How to install the hadoop plug-in in eclipse

2025-03-29 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Servers >

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This article is to share with you about how to install the hadoop plug-in in eclipse, the editor thinks it is very practical, so I share it with you to learn. I hope you can get something after reading this article.

Easy steps:

1 copy the plug-in to the plugins of eclipse; 2 associate the installed hadoop

(3) create a new hadoop location (configure the port of hadoop and other related information; 4) run the program.

Detailed steps:

one. Download the eclipse plug-in for hadoop online

This is mine: hadoop-eclipse-plugin-1.2.1.jar

two. Add downloaded plug-ins to the plugins of eclipse

three. Add the local hadoop installation path to the eclipse

Open eclipse Window- > Prefrences- > Hadoop Map/Reduce to add the local path of your hadoop

four. Display elephant: Window- > Show View- > Other- > Map/Reduce Locations

five. New hadoop location

Click Localtion- > new hadoop location in figure 4

six. Create a new map/reduce project

seven. Open the resources view and you can see the administrative folder of hadoop, where you can upload files.

Window- > Open Perspective-> Others-> Resource

eight. Run- > run configurations and enter parameters in arguments

(output output with wordcount input folder input included with hadoop)

Hdfs://localhost:9000/user/lcj/input hdfs://localhost:9000/user/lcj/output

Click run to run.

Results:

After refreshing the dfs in the resource view, there is an extra folder output.

This is how to install the hadoop plug-in in eclipse. The editor believes that there are some knowledge points that we may see or use in our daily work. I hope you can learn more from this article. For more details, please follow the industry information channel.

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