Instance Management

**Table 1** DDM instance management
Permission	API	Action	IAM Project	Enterprise Project
Buying a pay-per-use instance Buying a yearly/monthly DDM instance	POST /v1/{project_id}/instances	ddm:instance:create Before buying a DDM instance, obtain the following dependent permissions: ecs::get ecs::list vpc:vpcs:list vpc:securityGroups:get vpc:subnets:get ecs:cloudServerNics:update ecs:serverInterfaces:use Global or region-level vpc:ports:* BSS Finance and BSS Operator policies The last permission is required only when you buy a yearly/monthly DDM instance.	√	√
Querying DDM Instances	GET /v1/{project_id}/instances?offset={offset}&limit={limit}	ddm:instance:list	√	√
Querying Details of a DDM Instance	GET /v1/{project_id}/instances/{instance_id}	ddm:instance:get vpc::get vpc::list	√	√
Modifying a DDM Instance	PUT /v1/{project_id}/instances/{instance_id}	ddm:instance:modify To modify a security group, the following permissions must be configured: vpc::get vpc::list vpc:ports:update vpc:securityGroups:get	√	√
Restarting a DDM Instance	POST /v1/{project_id}/instances/{instance_id}/action	ddm:instance:reboot	√	√
Deleting a DDM Instance	DELETE /v1/{project_id}/instances/{instance_id}?delete_rds_data=true	ddm:instance:delete vpc:ports:delete	√	√