# ADO.NET

ADO.NET is the underlying data access framework for C#.

## What is **ADO.NET**?

**ADO.NET** is the underlying data access framework for C#.
Prior to the release of the .NET framework Microsoft 
created a data access library called ADO (Active Data Objects).

ADO.NET is the framework that was designed for the
.NET framework that allows code to access a variety
of Relational Database Management Systems (RDBMSs).

Level: Apprentice · [More C# terms at this level](https://www.ask-codey.com/glossary/subjects/c-sharp/apprentice)

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/adodotnet