Differences between Azure SQL Database and Azure SQL Data Warehouse

Azure SQL Database is a fully managed relational database service designed for single databases, while Azure SQL Data Warehouse is a distributed and parallel data warehouse service designed for large-scale data analytics and reporting.

When to use Azure SQL Database:

• For applications that require a single reliable and scalable database
• For OLTP (Online Transaction Processing) workloads
• When scalability is a primary concern

When to use Azure SQL Data Warehouse:

• For large-scale data analytics and reporting
• For OLAP (Online Analytical Processing) workloads
• When handling large volumes of data that require parallel processing

It is important to choose the right service based on the specific requirements of your application to ensure optimal performance and efficiency.