mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-05 05:18:52 +08:00
94 lines
2.4 KiB
Go
94 lines
2.4 KiB
Go
package funcutil
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import (
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"fmt"
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"github.com/milvus-io/milvus-proto/go-api/v2/commonpb"
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"github.com/milvus-io/milvus-proto/go-api/v2/milvuspb"
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"github.com/milvus-io/milvus-proto/go-api/v2/schemapb"
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"github.com/milvus-io/milvus/internal/proto/internalpb"
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"github.com/milvus-io/milvus/internal/proto/segcorepb"
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)
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func CntOfInternalResult(res *internalpb.RetrieveResults) (int64, error) {
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if len(res.GetFieldsData()) != 1 {
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return 0, fmt.Errorf("internal count result should only have one column")
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}
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f := res.GetFieldsData()[0]
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return CntOfFieldData(f)
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}
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func CntOfSegCoreResult(res *segcorepb.RetrieveResults) (int64, error) {
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if len(res.GetFieldsData()) != 1 {
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return 0, fmt.Errorf("segcore count result should only have one column")
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}
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f := res.GetFieldsData()[0]
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return CntOfFieldData(f)
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}
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func CntOfFieldData(f *schemapb.FieldData) (int64, error) {
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scalars := f.GetScalars()
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if scalars == nil {
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return 0, fmt.Errorf("count result should be scalar")
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}
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data := scalars.GetLongData()
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if data == nil {
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return 0, fmt.Errorf("count result should be int64 data")
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}
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if len(data.GetData()) != 1 {
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return 0, fmt.Errorf("count result shoud only have one row")
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}
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return data.GetData()[0], nil
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}
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func WrapCntToInternalResult(cnt int64) *internalpb.RetrieveResults {
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return &internalpb.RetrieveResults{
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Status: &commonpb.Status{},
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FieldsData: []*schemapb.FieldData{WrapCntToFieldData(cnt)},
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}
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}
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func WrapCntToSegCoreResult(cnt int64) *segcorepb.RetrieveResults {
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return &segcorepb.RetrieveResults{
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Ids: nil,
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Offset: nil,
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FieldsData: []*schemapb.FieldData{WrapCntToFieldData(cnt)},
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}
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}
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func WrapCntToFieldData(cnt int64) *schemapb.FieldData {
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return &schemapb.FieldData{
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Type: schemapb.DataType_Int64,
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FieldName: "count(*)",
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Field: &schemapb.FieldData_Scalars{
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Scalars: &schemapb.ScalarField{
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Data: &schemapb.ScalarField_LongData{
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LongData: &schemapb.LongArray{
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Data: []int64{cnt},
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},
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},
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},
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},
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FieldId: 0,
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}
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}
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func WrapCntToQueryResults(cnt int64) *milvuspb.QueryResults {
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return &milvuspb.QueryResults{
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Status: &commonpb.Status{},
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FieldsData: []*schemapb.FieldData{WrapCntToFieldData(cnt)},
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CollectionName: "",
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}
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}
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func CntOfQueryResults(res *milvuspb.QueryResults) (int64, error) {
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if len(res.GetFieldsData()) != 1 {
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return 0, fmt.Errorf("milvus count result should only have one column")
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}
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f := res.GetFieldsData()[0]
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return CntOfFieldData(f)
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}
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