Storage add-ons now generally available in Azure SQL Database
Published date: September 19, 2017
Now generally available, storage add-ons allow the purchase of extra storage without having to increase DTUs or eDTUs. Purchase extra storage for performance levels S3–S12 and P1–P6 databases up to 1 TB, for smaller eDTU Premium elastic pools up to 1 TB, and for standard elastic pools up to 4 TB.
Learn more about these add-on storage options on the Azure blog.