> For the complete documentation index, see [llms.txt](https://docs.langstack.com/welcome/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.langstack.com/welcome/get-started/learn-langstack/introduction-to-entities.md).

# Introduction to Entities

**This section touches on Entities' relevant concepts. By the end of this section, you will be able to create and store records in Entities through APIs.**

## What is an Entity?

{% embed url="<https://media.langstack.com/documentation/media/images/code/training_manual/chapter_5/ch5entitiesdbmenu.png>" %}

* The Entity template helps users create database entities that can store, display and access records of various data types.
* An Entity can be used independently and with other Langstack applications, including APIs, Flows, ETL pipelines, and Processes.

## Building blocks of Entities

In this section, get to know the following building blocks of entities:

* Fields
* Records
* Relations