diff --git a/go-api/federpb/feder.pb.go b/go-api/federpb/feder.pb.go
index 8a6209c..0cff4df 100644
--- a/go-api/federpb/feder.pb.go
+++ b/go-api/federpb/feder.pb.go
@@ -7,6 +7,7 @@ import (
 	fmt "fmt"
 	proto "github.com/golang/protobuf/proto"
 	commonpb "github.com/milvus-io/milvus-proto/go-api/commonpb"
+	schemapb "github.com/milvus-io/milvus-proto/go-api/schemapb"
 	math "math"
 )
 
@@ -22,11 +23,12 @@ var _ = math.Inf
 const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
 
 type SegmentIndexData struct {
-	SegmentID            int64    `protobuf:"varint,1,opt,name=segmentID,proto3" json:"segmentID,omitempty"`
-	IndexData            string   `protobuf:"bytes,2,opt,name=index_data,json=indexData,proto3" json:"index_data,omitempty"`
-	XXX_NoUnkeyedLiteral struct{} `json:"-"`
-	XXX_unrecognized     []byte   `json:"-"`
-	XXX_sizecache        int32    `json:"-"`
+	SegmentID            int64         `protobuf:"varint,1,opt,name=segmentID,proto3" json:"segmentID,omitempty"`
+	IndexData            string        `protobuf:"bytes,2,opt,name=index_data,json=indexData,proto3" json:"index_data,omitempty"`
+	IdsSet               *schemapb.IDs `protobuf:"bytes,3,opt,name=ids_set,json=idsSet,proto3" json:"ids_set,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}      `json:"-"`
+	XXX_unrecognized     []byte        `json:"-"`
+	XXX_sizecache        int32         `json:"-"`
 }
 
 func (m *SegmentIndexData) Reset()         { *m = SegmentIndexData{} }
@@ -68,51 +70,11 @@ func (m *SegmentIndexData) GetIndexData() string {
 	return ""
 }
 
-type FederSegmentSearchResult struct {
-	SegmentID            int64    `protobuf:"varint,1,opt,name=segmentID,proto3" json:"segmentID,omitempty"`
-	VisitInfo            string   `protobuf:"bytes,2,opt,name=visit_info,json=visitInfo,proto3" json:"visit_info,omitempty"`
-	XXX_NoUnkeyedLiteral struct{} `json:"-"`
-	XXX_unrecognized     []byte   `json:"-"`
-	XXX_sizecache        int32    `json:"-"`
-}
-
-func (m *FederSegmentSearchResult) Reset()         { *m = FederSegmentSearchResult{} }
-func (m *FederSegmentSearchResult) String() string { return proto.CompactTextString(m) }
-func (*FederSegmentSearchResult) ProtoMessage()    {}
-func (*FederSegmentSearchResult) Descriptor() ([]byte, []int) {
-	return fileDescriptor_84d670fd126c7825, []int{1}
-}
-
-func (m *FederSegmentSearchResult) XXX_Unmarshal(b []byte) error {
-	return xxx_messageInfo_FederSegmentSearchResult.Unmarshal(m, b)
-}
-func (m *FederSegmentSearchResult) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
-	return xxx_messageInfo_FederSegmentSearchResult.Marshal(b, m, deterministic)
-}
-func (m *FederSegmentSearchResult) XXX_Merge(src proto.Message) {
-	xxx_messageInfo_FederSegmentSearchResult.Merge(m, src)
-}
-func (m *FederSegmentSearchResult) XXX_Size() int {
-	return xxx_messageInfo_FederSegmentSearchResult.Size(m)
-}
-func (m *FederSegmentSearchResult) XXX_DiscardUnknown() {
-	xxx_messageInfo_FederSegmentSearchResult.DiscardUnknown(m)
-}
-
-var xxx_messageInfo_FederSegmentSearchResult proto.InternalMessageInfo
-
-func (m *FederSegmentSearchResult) GetSegmentID() int64 {
+func (m *SegmentIndexData) GetIdsSet() *schemapb.IDs {
 	if m != nil {
-		return m.SegmentID
+		return m.IdsSet
 	}
-	return 0
-}
-
-func (m *FederSegmentSearchResult) GetVisitInfo() string {
-	if m != nil {
-		return m.VisitInfo
-	}
-	return ""
+	return nil
 }
 
 type ListIndexedSegmentRequest struct {
@@ -128,7 +90,7 @@ func (m *ListIndexedSegmentRequest) Reset()         { *m = ListIndexedSegmentReq
 func (m *ListIndexedSegmentRequest) String() string { return proto.CompactTextString(m) }
 func (*ListIndexedSegmentRequest) ProtoMessage()    {}
 func (*ListIndexedSegmentRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_84d670fd126c7825, []int{2}
+	return fileDescriptor_84d670fd126c7825, []int{1}
 }
 
 func (m *ListIndexedSegmentRequest) XXX_Unmarshal(b []byte) error {
@@ -182,7 +144,7 @@ func (m *ListIndexedSegmentResponse) Reset()         { *m = ListIndexedSegmentRe
 func (m *ListIndexedSegmentResponse) String() string { return proto.CompactTextString(m) }
 func (*ListIndexedSegmentResponse) ProtoMessage()    {}
 func (*ListIndexedSegmentResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_84d670fd126c7825, []int{3}
+	return fileDescriptor_84d670fd126c7825, []int{2}
 }
 
 func (m *ListIndexedSegmentResponse) XXX_Unmarshal(b []byte) error {
@@ -231,7 +193,7 @@ func (m *DescribeSegmentIndexDataRequest) Reset()         { *m = DescribeSegment
 func (m *DescribeSegmentIndexDataRequest) String() string { return proto.CompactTextString(m) }
 func (*DescribeSegmentIndexDataRequest) ProtoMessage()    {}
 func (*DescribeSegmentIndexDataRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_84d670fd126c7825, []int{4}
+	return fileDescriptor_84d670fd126c7825, []int{3}
 }
 
 func (m *DescribeSegmentIndexDataRequest) XXX_Unmarshal(b []byte) error {
@@ -294,7 +256,7 @@ func (m *DescribeSegmentIndexDataResponse) Reset()         { *m = DescribeSegmen
 func (m *DescribeSegmentIndexDataResponse) String() string { return proto.CompactTextString(m) }
 func (*DescribeSegmentIndexDataResponse) ProtoMessage()    {}
 func (*DescribeSegmentIndexDataResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_84d670fd126c7825, []int{5}
+	return fileDescriptor_84d670fd126c7825, []int{4}
 }
 
 func (m *DescribeSegmentIndexDataResponse) XXX_Unmarshal(b []byte) error {
@@ -338,7 +300,6 @@ func (m *DescribeSegmentIndexDataResponse) GetIndexParams() []*commonpb.KeyValue
 
 func init() {
 	proto.RegisterType((*SegmentIndexData)(nil), "milvus.proto.feder.SegmentIndexData")
-	proto.RegisterType((*FederSegmentSearchResult)(nil), "milvus.proto.feder.FederSegmentSearchResult")
 	proto.RegisterType((*ListIndexedSegmentRequest)(nil), "milvus.proto.feder.ListIndexedSegmentRequest")
 	proto.RegisterType((*ListIndexedSegmentResponse)(nil), "milvus.proto.feder.ListIndexedSegmentResponse")
 	proto.RegisterType((*DescribeSegmentIndexDataRequest)(nil), "milvus.proto.feder.DescribeSegmentIndexDataRequest")
@@ -349,34 +310,34 @@ func init() {
 func init() { proto.RegisterFile("feder.proto", fileDescriptor_84d670fd126c7825) }
 
 var fileDescriptor_84d670fd126c7825 = []byte{
-	// 457 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xc4, 0x53, 0xcb, 0x6e, 0xd3, 0x40,
-	0x14, 0x95, 0xe3, 0x52, 0x29, 0xd7, 0x55, 0xa9, 0x66, 0x65, 0x42, 0x01, 0x63, 0x21, 0x91, 0x4d,
-	0x9d, 0x2a, 0xdd, 0xa0, 0x2e, 0x4b, 0x40, 0xaa, 0x78, 0x55, 0x13, 0x09, 0x24, 0x36, 0xd1, 0xd8,
-	0xb9, 0x49, 0x47, 0xd8, 0x33, 0xae, 0xef, 0x38, 0x22, 0x1f, 0xc2, 0xe7, 0xf0, 0x39, 0xfc, 0x07,
-	0xf2, 0x78, 0xd2, 0xa4, 0x6d, 0x50, 0x17, 0x2c, 0xba, 0xb3, 0xcf, 0xdc, 0xf3, 0x9a, 0x07, 0x04,
-	0x33, 0x9c, 0x62, 0x95, 0x94, 0x95, 0x36, 0x9a, 0xb1, 0x42, 0xe6, 0x8b, 0x9a, 0xda, 0xbf, 0xc4,
-	0xae, 0xf4, 0xf6, 0x32, 0x5d, 0x14, 0x5a, 0xb5, 0x58, 0xfc, 0x05, 0x0e, 0xc6, 0x38, 0x2f, 0x50,
-	0x99, 0x73, 0x35, 0xc5, 0x9f, 0x23, 0x61, 0x04, 0x3b, 0x84, 0x2e, 0x39, 0x6c, 0x14, 0x7a, 0x91,
-	0xd7, 0xf7, 0xf9, 0x1a, 0x60, 0xcf, 0x00, 0x64, 0x33, 0x3a, 0x99, 0x0a, 0x23, 0xc2, 0x4e, 0xe4,
-	0xf5, 0xbb, 0xbc, 0x2b, 0x57, 0xe4, 0xf8, 0x1b, 0x84, 0xef, 0x1b, 0x1f, 0xa7, 0x3a, 0x46, 0x51,
-	0x65, 0x97, 0x1c, 0xa9, 0xce, 0xcd, 0xfd, 0xc2, 0x0b, 0x49, 0xd2, 0x4c, 0xa4, 0x9a, 0xe9, 0x95,
-	0xb0, 0x45, 0xce, 0xd5, 0x4c, 0xc7, 0xbf, 0x3c, 0x78, 0xf2, 0x51, 0x52, 0x9b, 0x13, 0xa7, 0x4e,
-	0x9f, 0xe3, 0x55, 0x8d, 0x64, 0xd8, 0x31, 0xec, 0xa4, 0x82, 0xd0, 0xaa, 0x06, 0xc3, 0xc3, 0xe4,
-	0x46, 0x71, 0xd7, 0xf8, 0x13, 0xcd, 0xcf, 0x04, 0x21, 0xb7, 0x93, 0xec, 0x35, 0x3c, 0xce, 0x74,
-	0x9e, 0x63, 0x66, 0xa4, 0x56, 0x13, 0x25, 0x0a, 0x74, 0x9e, 0xfb, 0x6b, 0xf8, 0xb3, 0x28, 0x70,
-	0x5d, 0xd8, 0xce, 0xf8, 0x1b, 0x85, 0x9b, 0xe5, 0xf8, 0x0a, 0x7a, 0xdb, 0x62, 0x51, 0xa9, 0x15,
-	0x21, 0x3b, 0x81, 0x5d, 0x32, 0xc2, 0xd4, 0xe4, 0x92, 0x3d, 0xdd, 0x9a, 0x6c, 0x6c, 0x47, 0xb8,
-	0x1b, 0x65, 0xcf, 0x01, 0xae, 0xb7, 0x85, 0xc2, 0x4e, 0xe4, 0xf7, 0x7d, 0xbe, 0x81, 0xc4, 0xbf,
-	0x3d, 0x78, 0x31, 0x42, 0xca, 0x2a, 0x99, 0xe2, 0xed, 0xd3, 0x7b, 0xf0, 0x0d, 0x61, 0x11, 0x04,
-	0x2e, 0x2b, 0x35, 0xf1, 0x77, 0x6c, 0xfc, 0x4d, 0x28, 0xfe, 0xd3, 0x81, 0xe8, 0xdf, 0xf9, 0xff,
-	0x67, 0xe7, 0xd2, 0x5b, 0x97, 0xd3, 0xef, 0x07, 0xc3, 0xb7, 0xc9, 0xdd, 0x57, 0x90, 0xdc, 0x67,
-	0x9f, 0x5c, 0x23, 0xef, 0x94, 0xa9, 0x96, 0x1b, 0x37, 0x9c, 0x8d, 0x60, 0xaf, 0xf5, 0x28, 0x45,
-	0x25, 0x0a, 0x0a, 0x7d, 0xeb, 0xf2, 0x72, 0x6b, 0xbc, 0x0f, 0xb8, 0xfc, 0x2a, 0xf2, 0x1a, 0x2f,
-	0x84, 0xac, 0x78, 0x60, 0x69, 0x17, 0x96, 0xd5, 0x4b, 0x61, 0xff, 0xa6, 0x05, 0x3b, 0x00, 0xff,
-	0x07, 0x2e, 0xdd, 0xbb, 0x68, 0x3e, 0xd9, 0x29, 0x3c, 0x5a, 0x34, 0x6c, 0x7b, 0x0e, 0xc1, 0xf0,
-	0xd5, 0xb6, 0x22, 0x77, 0x0a, 0xb4, 0x94, 0xd3, 0xce, 0x1b, 0xef, 0x6c, 0xf8, 0xfd, 0x78, 0x2e,
-	0xcd, 0x65, 0x9d, 0x36, 0x71, 0x06, 0x2d, 0xf9, 0x48, 0xea, 0xd5, 0x97, 0x95, 0x19, 0xcc, 0xf5,
-	0x91, 0x28, 0xe5, 0xc0, 0xaa, 0x95, 0x69, 0xba, 0x6b, 0xd1, 0x93, 0xbf, 0x01, 0x00, 0x00, 0xff,
-	0xff, 0x40, 0x49, 0x4e, 0x8e, 0x48, 0x04, 0x00, 0x00,
+	// 460 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xc4, 0x93, 0xcd, 0x6e, 0xd3, 0x40,
+	0x10, 0xc7, 0xe5, 0xb8, 0x04, 0x65, 0x1c, 0x95, 0x6a, 0x4f, 0x26, 0x14, 0x30, 0x16, 0x12, 0xbe,
+	0xd4, 0x29, 0xee, 0x05, 0xf5, 0x58, 0xcc, 0xa1, 0xe2, 0x43, 0x95, 0x23, 0x71, 0xe0, 0x12, 0xad,
+	0xed, 0x21, 0x5d, 0x11, 0x7b, 0x5d, 0xcf, 0xba, 0x22, 0x57, 0xde, 0x81, 0xc7, 0xe1, 0x71, 0x78,
+	0x0f, 0xe4, 0xf5, 0x92, 0x8f, 0xc6, 0x88, 0x03, 0x07, 0x6e, 0xde, 0xff, 0xce, 0x7f, 0xe6, 0x37,
+	0xb3, 0x63, 0x70, 0x3e, 0x63, 0x8e, 0x75, 0x58, 0xd5, 0x52, 0x49, 0xc6, 0x0a, 0xb1, 0xbc, 0x6d,
+	0xa8, 0x3b, 0x85, 0xfa, 0x66, 0x32, 0xce, 0x64, 0x51, 0xc8, 0xb2, 0xd3, 0x26, 0x63, 0xca, 0xae,
+	0xb1, 0xe0, 0xdd, 0xc9, 0xff, 0x66, 0xc1, 0xd1, 0x0c, 0x17, 0x05, 0x96, 0xea, 0xb2, 0xcc, 0xf1,
+	0x6b, 0xcc, 0x15, 0x67, 0xc7, 0x30, 0x22, 0xa3, 0xc5, 0xae, 0xe5, 0x59, 0x81, 0x9d, 0x6c, 0x04,
+	0xf6, 0x18, 0x40, 0xb4, 0xa1, 0xf3, 0x9c, 0x2b, 0xee, 0x0e, 0x3c, 0x2b, 0x18, 0x25, 0x23, 0xb1,
+	0x36, 0xbf, 0x84, 0xfb, 0x22, 0xa7, 0x39, 0xa1, 0x72, 0x6d, 0xcf, 0x0a, 0x9c, 0xc8, 0x0d, 0x77,
+	0x98, 0x4c, 0xf9, 0xcb, 0x98, 0x92, 0xa1, 0xc8, 0x69, 0x86, 0xca, 0xff, 0x6e, 0xc1, 0xc3, 0x77,
+	0x82, 0x3a, 0x02, 0xcc, 0x0d, 0x4f, 0x82, 0x37, 0x0d, 0x92, 0x62, 0xa7, 0x70, 0x90, 0x72, 0x42,
+	0x0d, 0xe2, 0x44, 0xc7, 0xbb, 0xd9, 0x4c, 0x6b, 0xef, 0x69, 0x71, 0xc1, 0x09, 0x13, 0x1d, 0xc9,
+	0x5e, 0xc0, 0x83, 0x4c, 0x2e, 0x97, 0x98, 0x29, 0x21, 0xcb, 0x79, 0xc9, 0x0b, 0x34, 0x98, 0x87,
+	0x1b, 0xf9, 0x03, 0x2f, 0x70, 0xd3, 0x8a, 0x8e, 0xb1, 0xb7, 0x5a, 0x69, 0xaf, 0xfd, 0x1b, 0x98,
+	0xf4, 0x61, 0x51, 0x25, 0x4b, 0x42, 0x76, 0x06, 0x43, 0x52, 0x5c, 0x35, 0x64, 0xc8, 0x1e, 0xf5,
+	0x92, 0xcd, 0x74, 0x48, 0x62, 0x42, 0xd9, 0x13, 0x80, 0xf5, 0x24, 0xc9, 0x1d, 0x78, 0x76, 0x60,
+	0x27, 0x5b, 0x8a, 0xff, 0xc3, 0x82, 0xa7, 0x31, 0x52, 0x56, 0x8b, 0x14, 0xef, 0xbe, 0xcb, 0x7f,
+	0x1f, 0x08, 0xf3, 0xc0, 0x31, 0xac, 0xd4, 0xe2, 0x1f, 0x68, 0xfc, 0x6d, 0xc9, 0xff, 0x39, 0x00,
+	0xef, 0xcf, 0xfc, 0xff, 0x32, 0xb9, 0xf4, 0xce, 0xda, 0xd9, 0x81, 0x13, 0xbd, 0x0e, 0xf7, 0xd7,
+	0x3d, 0xfc, 0x5b, 0xf9, 0x70, 0xad, 0xbc, 0x29, 0x55, 0xbd, 0xda, 0xde, 0xdd, 0x18, 0xc6, 0x5d,
+	0x8d, 0x8a, 0xd7, 0xbc, 0x20, 0xd7, 0xd6, 0x55, 0x9e, 0xf5, 0xe2, 0xbd, 0xc5, 0xd5, 0x47, 0xbe,
+	0x6c, 0xf0, 0x8a, 0x8b, 0x3a, 0x71, 0xb4, 0xed, 0x4a, 0xbb, 0x26, 0x29, 0x1c, 0xee, 0x96, 0x60,
+	0x47, 0x60, 0x7f, 0xc1, 0x95, 0xf9, 0x95, 0xda, 0x4f, 0x76, 0x0e, 0xf7, 0x6e, 0x5b, 0xb7, 0x7e,
+	0x07, 0x27, 0x7a, 0xde, 0xd7, 0xc8, 0x5e, 0x03, 0x9d, 0xe5, 0x7c, 0xf0, 0xca, 0xba, 0x88, 0x3e,
+	0x9d, 0x2e, 0x84, 0xba, 0x6e, 0xd2, 0x16, 0x67, 0xda, 0x99, 0x4f, 0x84, 0xfc, 0xfd, 0xa5, 0xd3,
+	0x4c, 0x17, 0xf2, 0x84, 0x57, 0x62, 0xaa, 0xb3, 0x55, 0x69, 0x3a, 0xd4, 0xea, 0xd9, 0xaf, 0x00,
+	0x00, 0x00, 0xff, 0xff, 0xbe, 0x27, 0xfe, 0x60, 0x31, 0x04, 0x00, 0x00,
 }
diff --git a/go-api/schemapb/schema.pb.go b/go-api/schemapb/schema.pb.go
index 8020dfe..fd26e1c 100644
--- a/go-api/schemapb/schema.pb.go
+++ b/go-api/schemapb/schema.pb.go
@@ -664,7 +664,6 @@ func (m *JSONArray) GetData() [][]byte {
 
 type ValueField struct {
 	// Types that are valid to be assigned to Data:
-	//
 	//	*ValueField_BoolData
 	//	*ValueField_IntData
 	//	*ValueField_LongData
@@ -1276,15 +1275,16 @@ func (*IDs) XXX_OneofWrappers() []interface{} {
 }
 
 type SearchResultData struct {
-	NumQueries           int64        `protobuf:"varint,1,opt,name=num_queries,json=numQueries,proto3" json:"num_queries,omitempty"`
-	TopK                 int64        `protobuf:"varint,2,opt,name=top_k,json=topK,proto3" json:"top_k,omitempty"`
-	FieldsData           []*FieldData `protobuf:"bytes,3,rep,name=fields_data,json=fieldsData,proto3" json:"fields_data,omitempty"`
-	Scores               []float32    `protobuf:"fixed32,4,rep,packed,name=scores,proto3" json:"scores,omitempty"`
-	Ids                  *IDs         `protobuf:"bytes,5,opt,name=ids,proto3" json:"ids,omitempty"`
-	Topks                []int64      `protobuf:"varint,6,rep,packed,name=topks,proto3" json:"topks,omitempty"`
-	XXX_NoUnkeyedLiteral struct{}     `json:"-"`
-	XXX_unrecognized     []byte       `json:"-"`
-	XXX_sizecache        int32        `json:"-"`
+	NumQueries           int64                               `protobuf:"varint,1,opt,name=num_queries,json=numQueries,proto3" json:"num_queries,omitempty"`
+	TopK                 int64                               `protobuf:"varint,2,opt,name=top_k,json=topK,proto3" json:"top_k,omitempty"`
+	FieldsData           []*FieldData                        `protobuf:"bytes,3,rep,name=fields_data,json=fieldsData,proto3" json:"fields_data,omitempty"`
+	Scores               []float32                           `protobuf:"fixed32,4,rep,packed,name=scores,proto3" json:"scores,omitempty"`
+	Ids                  *IDs                                `protobuf:"bytes,5,opt,name=ids,proto3" json:"ids,omitempty"`
+	Topks                []int64                             `protobuf:"varint,6,rep,packed,name=topks,proto3" json:"topks,omitempty"`
+	VisitorViews         map[int64]*FederSegmentSearchResult `protobuf:"bytes,7,rep,name=visitor_views,json=visitorViews,proto3" json:"visitor_views,omitempty" protobuf_key:"varint,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"`
+	XXX_NoUnkeyedLiteral struct{}                            `json:"-"`
+	XXX_unrecognized     []byte                              `json:"-"`
+	XXX_sizecache        int32                               `json:"-"`
 }
 
 func (m *SearchResultData) Reset()         { *m = SearchResultData{} }
@@ -1354,6 +1354,68 @@ func (m *SearchResultData) GetTopks() []int64 {
 	return nil
 }
 
+func (m *SearchResultData) GetVisitorViews() map[int64]*FederSegmentSearchResult {
+	if m != nil {
+		return m.VisitorViews
+	}
+	return nil
+}
+
+type FederSegmentSearchResult struct {
+	SegmentID            int64    `protobuf:"varint,1,opt,name=segmentID,proto3" json:"segmentID,omitempty"`
+	VisitInfo            string   `protobuf:"bytes,2,opt,name=visit_info,json=visitInfo,proto3" json:"visit_info,omitempty"`
+	VisitIds             *IDs     `protobuf:"bytes,3,opt,name=visit_ids,json=visitIds,proto3" json:"visit_ids,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *FederSegmentSearchResult) Reset()         { *m = FederSegmentSearchResult{} }
+func (m *FederSegmentSearchResult) String() string { return proto.CompactTextString(m) }
+func (*FederSegmentSearchResult) ProtoMessage()    {}
+func (*FederSegmentSearchResult) Descriptor() ([]byte, []int) {
+	return fileDescriptor_1c5fb4d8cc22d66a, []int{17}
+}
+
+func (m *FederSegmentSearchResult) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_FederSegmentSearchResult.Unmarshal(m, b)
+}
+func (m *FederSegmentSearchResult) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_FederSegmentSearchResult.Marshal(b, m, deterministic)
+}
+func (m *FederSegmentSearchResult) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_FederSegmentSearchResult.Merge(m, src)
+}
+func (m *FederSegmentSearchResult) XXX_Size() int {
+	return xxx_messageInfo_FederSegmentSearchResult.Size(m)
+}
+func (m *FederSegmentSearchResult) XXX_DiscardUnknown() {
+	xxx_messageInfo_FederSegmentSearchResult.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_FederSegmentSearchResult proto.InternalMessageInfo
+
+func (m *FederSegmentSearchResult) GetSegmentID() int64 {
+	if m != nil {
+		return m.SegmentID
+	}
+	return 0
+}
+
+func (m *FederSegmentSearchResult) GetVisitInfo() string {
+	if m != nil {
+		return m.VisitInfo
+	}
+	return ""
+}
+
+func (m *FederSegmentSearchResult) GetVisitIds() *IDs {
+	if m != nil {
+		return m.VisitIds
+	}
+	return nil
+}
+
 func init() {
 	proto.RegisterEnum("milvus.proto.schema.DataType", DataType_name, DataType_value)
 	proto.RegisterEnum("milvus.proto.schema.FieldState", FieldState_name, FieldState_value)
@@ -1374,88 +1436,98 @@ func init() {
 	proto.RegisterType((*FieldData)(nil), "milvus.proto.schema.FieldData")
 	proto.RegisterType((*IDs)(nil), "milvus.proto.schema.IDs")
 	proto.RegisterType((*SearchResultData)(nil), "milvus.proto.schema.SearchResultData")
+	proto.RegisterMapType((map[int64]*FederSegmentSearchResult)(nil), "milvus.proto.schema.SearchResultData.VisitorViewsEntry")
+	proto.RegisterType((*FederSegmentSearchResult)(nil), "milvus.proto.schema.FederSegmentSearchResult")
 }
 
 func init() { proto.RegisterFile("schema.proto", fileDescriptor_1c5fb4d8cc22d66a) }
 
 var fileDescriptor_1c5fb4d8cc22d66a = []byte{
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+	0xa9, 0x1e, 0xc0, 0x0d, 0x00, 0x00,
 }
diff --git a/proto/feder.proto b/proto/feder.proto
index 63c7219..eb46248 100644
--- a/proto/feder.proto
+++ b/proto/feder.proto
@@ -3,15 +3,12 @@ package milvus.proto.feder;
 option go_package = "github.com/milvus-io/milvus-proto/go-api/federpb";
 
 import "common.proto";
+import "schema.proto";
 
 message SegmentIndexData {
   int64 segmentID = 1;
   string index_data = 2; // data from knownwhere
-}
-
-message FederSegmentSearchResult {
-  int64 segmentID = 1;
-  string visit_info = 2;
+  schema.IDs ids_set = 3;
 }
 
 message ListIndexedSegmentRequest {
diff --git a/proto/schema.proto b/proto/schema.proto
index a2682bb..081be1a 100644
--- a/proto/schema.proto
+++ b/proto/schema.proto
@@ -150,4 +150,11 @@ message SearchResultData {
   repeated float scores = 4;
   IDs ids = 5;
   repeated int64 topks = 6;
+  map<int64, FederSegmentSearchResult> visitor_views = 7;
+}
+
+message FederSegmentSearchResult {
+  int64 segmentID = 1;
+  string visit_info = 2;
+  IDs visit_ids = 3;
 }