[skip ci]Add comments in chap07_query_coordinator.md (#11943)

Signed-off-by: ruiyi.jiang <ruiyi.jiang@zilliz.com>
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ryjiang 2021-11-17 16:03:42 +08:00 committed by GitHub
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@ -244,6 +244,7 @@ type QueryNode interface {
// AddQueryChannel notifies QueryNode to subscribe a query channel and be a producer of a query result channel.
AddQueryChannel(ctx context.Context, req *querypb.AddQueryChannelRequest) (*commonpb.Status, error)
// RemoveQueryChannel removes the query channel for QueryNode component.
RemoveQueryChannel(ctx context.Context, req *querypb.RemoveQueryChannelRequest) (*commonpb.Status, error)
WatchDmChannels(ctx context.Context, req *querypb.WatchDmChannelsRequest) (*commonpb.Status, error)
// LoadSegments notifies QueryNode to load the sealed segments from storage. The load tasks are sync to this