# What is an ORM?

An ORM (object-relational mapper) moves data between C# objects and database tables. Dapper is a micro-ORM, where you write the SQL and it fills the objects. Entity Framework Core is a full ORM, where you write LINQ and it writes the SQL, and also tracks and saves your changes.

![Cheat sheet: What is an ORM?](https://fsdtrainingmedia.blob.core.windows.net/public/images/2026/11/1bad10bc080545d5bdccbf33cdfda951.webp)

- Category: Entity Framework Core
- Level: Journeyman
- Tags: c-sharp, Entity Framework Core, entity-framework, Micro-ORM, ORM (entity-framework)
- Updated: November 3, 2026

Source: https://www.ask-codey.com/cheat-sheets/entity-framework-core-what-is-an-orm-cheat-sheet