3 Patching Your Environment Using OPatchAuto (Deprecated)
Zero Downtime (ZDT) patching provides a process and mechanism for rolling out a patch across a domain, without requiring the entire cluster to be shut down. This ensures that the application remains available and functional during the patching process.
For information about how to apply Zero Downtime (ZDT) Patching, see Zero Downtime (ZDT) Patching (Doc ID 1942159.1).