Globally unique resources that provide access to data management services and serve as the parent namespace for the services.
Hi Suresh,
For this quota you need to make request via Oracle Cloud Infrastructure (OCI) Console. Please see article below for details:
Quotas and Service Limits
https://docs.oracle.com/en-us/iaas/Content/database-at-azure/quotas-service-limits.htm
Please click Accept Answer and upvote if the above was helpful.
Thanks.
-TP