Microsoft SQL Server

NuGet Gallery page for Microsoft.Data.SqlClient showing the package name, supported frameworks and the dotnet add package install command

Microsoft.Data.SqlClient: How to Install and Update It on Windows

Microsoft Azure
Updated on October 28, 2026

Microsoft.Data.SqlClient is Microsoft’s free library for connecting .NET apps to SQL Server and Azure SQL. This guide covers which version to use, how to install it from NuGet, a first connection in C#, and the changes that break upgrades from old versions such as 2.0.

Download SQL Server 2019 Standard Edition

Windows Server
Updated on July 5, 2024

Get SQL Server 2019 and experience faster speeds, improved security, smarter AI and new ways to manage your big data cluster, easily.

Download SQL Server 2017 Standard Edition

Windows Server
Updated on May 2, 2021

Download SQL Server 2017 and experience better security and many new options that integrate easily with Linux, Windows, Docker or cloud server setup,easily.