The heart of SQL Server is the Database Engine. It handles storage, rapid processing, and data security. The engine uses a relational model, organizing data into tables with predefined relationships. Transact-SQL (T-SQL)

Microsoft offers several editions of SQL Server tailored to different workloads and budgets:

While traditionally an on-premises solution, SQL Server has evolved into a cloud powerhouse.

A fully managed Platform-as-a-Service (PaaS) that handles patching, backups, and scaling automatically.