SQL Server is Microsoft's flagship database. It was released almost 30 years ago and it's still going strong today. So, of course, Azure has its own options for running SQL Server databases. The costs for SQL Server databases range from about €4 (basic) to over €18,093 (business-critical 80 vCores and 4 TB), so there should be something between those price ranges that fits your needs.
Working with Azure SQL
Picking your version
You have two options when it comes to hosting a SQL Server database in Azure. You either go for Azure SQL Server, which gives you a nice database instance without much hassle, or you host a VM and install SQL Server on that. Azure SQL is a Platform as a Service (PaaS) solution...