[skip ci] Add comment for deleteNode (#12110)

Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
2021-11-18 21:43:20 +08:00 · 2021-11-18 21:43:20 +08:00 · 98b0f73c46
parent b35c2f60ea
commit 98b0f73c46
1 changed files with 1 additions and 0 deletions
--- a/internal/querynode/flow_graph_delete_node.go
+++ b/internal/querynode/flow_graph_delete_node.go
@ -10,6 +10,7 @@ import (
 	"go.uber.org/zap"
 )

+// deleteNode is the one of nodes in delta flow graph
 type deleteNode struct {
 	baseNode
 	replica ReplicaInterface // historical