The namespace of the organization. Specify only for Developer Edition organizations that can contain a managed package. The managed package has a namespace specified when it is created.
Indicates whether rollbackOnError is allowed (true) or not (false). *
This value is always:
false in production organizations.testRequired.Indicates whether tests are required (true) or not (false).
This value is always the opposite of partialSaveAllowed.
One or more metadata components and their attributes.