www.microsoft.com/sql-server
SQL Server
SQL Server is free. Microsoft’s relational database. The usual pair with C# and Azure.
What is SQL Server?
SQL Server is free. SQL Server is the database most .NET shops already run. Express and Developer editions are free; Standard and Enterprise are paid.
SQL Server is a tool in the Databases category of a tech stack.
Level
Key Features
T-SQLFits .NETAzure SQL option
SQL Server Pros & Cons
Pros of SQL Server
Natural pair with C#
Strong Azure tooling
Express is free to start
Cons of SQL Server
Paid editions get expensive
Less common outside Microsoft shops