Data Types

Lesson in the Elasticsearch Roadmap · Stage 3: Data Types

Last updated 14 September 2026

What is Data Types?

Data types define the kind of values that can be stored in a field. They specify how Elasticsearch should interpret and store the data, influencing how it can be searched and analyzed. Common examples include text, numbers, dates, booleans, and geo-locations, each optimized for different use cases.

Study this in the interactive course See the whole Elasticsearch roadmap

Free resources to learn Data Types

Official docsField data types
ArticleElasticsearch For Dummies Part 2: Datatypes

Data Types: common questions

Can I learn Data Types in Hindi?

This lesson is written in English. Once you sign in, open it in the interactive course and ask the AI tutor to explain Data Types in Hindi or Hinglish. The tutor answers from this lesson’s own text, so it stays on the syllabus, and it runs on your own Google, OpenAI or Anthropic key.

Is this Data Types tutorial for beginners?

It is lesson 19 of 113 in the free Elasticsearch roadmap, in stage 3, Data Types. If you are new to Elasticsearch, start from stage 1 and come back here in order; if you already know the earlier stages, this lesson stands on its own.