All components of Windows Azure Pack and system center uses SQL Server database to store its configuration, run time data, historical usage data etc. Failure of the database is directly proportional to the failure of respective components.
In a bare minimum deployment, this SQL Server for management databases shall be used by the following components:
While choosing the database version a deployment model, supportability and compatibility has to be aligned with respect to each of the components mentioned previously.
Windows Azure Pack supports the following MS SQL Server versions for managing databases: ...