So, , SQL Server Express works. For full features without paying, use Developer Edition—just don't deploy it for live business operations.
Cloud-native applications.
– Free to use for production, learning, and small applications. However, it has limits: database size maxes out at 10 GB , it doesn't use more than 1 GB of RAM , and only 1 CPU core (or up to 4 cores in newer versions, but limited performance). It also lacks some advanced features like SQL Server Agent. is sql server free
Ultimately, SQL Server is free for those who are learning or building small-scale tools. For everyone else, it is a premium product with a price tag to match its performance. So, , SQL Server Express works