enum ExecMethod

Upgrade execution method.

References from:
SwM; UpgradePackage;

1
ROLLING
All nodes of the cluster will be upgraded one-by-one (legacy).
2
ONE_STEP
All programs addressed by the Upgrade will be upgraded in one step regardless of RoleUpgrade values.
3
BALANCED
The set of nodes defined by RoleUpgrade will be upgraded using Balanced In-Service Upgrade. The remaining nodes of the cluster will be upgraded one-by-one.
  enum ExecMethod