There are two Data Base Editions in SQL Azure.
The Web Edition Relational Database includes:
- Up to 5 GB of a T-SQL based relational database*
- Self-managed DB, auto high availability and fault tolerance
- Supported by existing tools like Visual Studio, SSMS, SSIS, BCP
- Best suited for Web application, Departmental custom applications
Business Edition DB includes:
- Up to 50 GB of T-SQL based relational database*
- Self-managed DB, auto high availability and fault tolerance
- Additional features in the future like auto-partition, CLR, fanouts etc
- Supported by existing tools like Visual Studio, SSMS, SSIS, BCP
- Best suited for Saas ISV applications, custom Web application, Departmental applications
While creating a database in SQL Azure, we can choose either of two options
If we choose Web Edition then the maximum size we can choose is 5 GB.
If we choose Business Edition then maximum size we can choose is 50 GB.
The billing scheme for both editions is different.