CANCEL DECOMMISSION
This statement is used to undo a node offline operation. (Administrator only!)
grammar:
CANCEL DECOMMISSION BACKEND "host:heartbeat_port"[,"host:heartbeat_port"...];
CANCEL DECOMMISSION BACKEND "id1","id2","id3...";
Cancel the offline operation of both nodes:
CANCEL DECOMMISSION BACKEND "host1:port", "host2:port";
Cancel the offline operation of the node with backend_id 1:
CANCEL DECOMMISSION BACKEND "1","2";
CANCEL, DECOMMISSION, CANCEL ALTER