With the data center workflows, you can create, delete, reload, rename, or rescan a data center.

Create datacenter
Creates a data center in a data center folder.
Delete datacenter
Deletes a data center.
Reload datacenter
Forces vCenter Server to reload data from a data center.
Rename datacenter
Renames a data center and waits for the task to complete.
Rescan datacenter HBAs
Scans the hosts in a data center and initiates a rescan on the host bus adapters to discover new storage.