---
title: "Discussion on \"Introduction to MapReduce - Filter > Map > Reduce\" | Hashnode"
description: "Discussion on \"Introduction to MapReduce - Filter > Map > Reduce\". Languages like Python, Javascript, and many other have a set of functions for working with lists as sort of a pipeline. These are called filter, map and reduce. These functions are originally from functional programming languages like lisp. Essential..."
url: "https://hashnode.com/posts/introduction-to-mapreduce-filter-map-reduce/60b8545025dc276ffb9413e9"
---

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# [Introduction to MapReduce - Filter > Map > Reduce](https://blog.tharinduhasthika.com/introduction-to-mapreduce-filter-map-reduce?utm_source=hashnode&utm_medium=feed)

Languages like Python, Javascript, and many other have a set of functions for working with lists as sort of a pipeline. These are called filter, map and reduce. These functions are originally from functional programming languages like lisp. Essential...

Jun 3, 2021 · 4 min read · blog.tharinduhasthika.com  
Updated Dec 5, 2021  
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## Written by

[Tharindu Hasthika](https://hashnode.com/@THasthika)

@THasthika · Tokyo, Japan

  
[View profile](https://hashnode.com/@THasthika)

Software Engineer

I am a Software Engineer, with a passion for building cool stuff. I love to learn new languages in my spare time. I also make music as a hobby.

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