mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-10 16:32:06 +08:00
00438f408f
Issue: #22837 Signed-off-by: Cai Yudong <yudong.cai@zilliz.com>
607 lines
15 KiB
Go
607 lines
15 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package storage
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import (
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"bytes"
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"fmt"
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"math"
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"sync"
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"github.com/apache/arrow/go/v12/arrow"
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"github.com/apache/arrow/go/v12/arrow/array"
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"github.com/apache/arrow/go/v12/arrow/memory"
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"github.com/apache/arrow/go/v12/parquet"
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"github.com/apache/arrow/go/v12/parquet/compress"
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"github.com/apache/arrow/go/v12/parquet/pqarrow"
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"github.com/cockroachdb/errors"
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"github.com/golang/protobuf/proto"
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"github.com/milvus-io/milvus-proto/go-api/v2/schemapb"
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"github.com/milvus-io/milvus/pkg/common"
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"github.com/milvus-io/milvus/pkg/util/typeutil"
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)
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var _ PayloadWriterInterface = (*NativePayloadWriter)(nil)
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type NativePayloadWriter struct {
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dataType schemapb.DataType
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arrowType arrow.DataType
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builder array.Builder
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finished bool
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flushedRows int
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output *bytes.Buffer
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releaseOnce sync.Once
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}
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func NewPayloadWriter(colType schemapb.DataType, dim ...int) (PayloadWriterInterface, error) {
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var arrowType arrow.DataType
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// writer for sparse float vector doesn't require dim
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if typeutil.IsVectorType(colType) && !typeutil.IsSparseFloatVectorType(colType) {
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if len(dim) != 1 {
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return nil, fmt.Errorf("incorrect input numbers")
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}
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arrowType = milvusDataTypeToArrowType(colType, dim[0])
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} else {
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arrowType = milvusDataTypeToArrowType(colType, 1)
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}
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builder := array.NewBuilder(memory.DefaultAllocator, arrowType)
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return &NativePayloadWriter{
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dataType: colType,
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arrowType: arrowType,
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builder: builder,
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finished: false,
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flushedRows: 0,
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output: new(bytes.Buffer),
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}, nil
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}
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func (w *NativePayloadWriter) AddDataToPayload(data interface{}, dim ...int) error {
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switch len(dim) {
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case 0:
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switch w.dataType {
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case schemapb.DataType_Bool:
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val, ok := data.([]bool)
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if !ok {
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return errors.New("incorrect data type")
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}
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return w.AddBoolToPayload(val)
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case schemapb.DataType_Int8:
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val, ok := data.([]int8)
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if !ok {
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return errors.New("incorrect data type")
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}
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return w.AddInt8ToPayload(val)
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case schemapb.DataType_Int16:
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val, ok := data.([]int16)
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if !ok {
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return errors.New("incorrect data type")
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}
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return w.AddInt16ToPayload(val)
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case schemapb.DataType_Int32:
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val, ok := data.([]int32)
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if !ok {
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return errors.New("incorrect data type")
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}
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return w.AddInt32ToPayload(val)
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case schemapb.DataType_Int64:
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val, ok := data.([]int64)
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if !ok {
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return errors.New("incorrect data type")
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}
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return w.AddInt64ToPayload(val)
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case schemapb.DataType_Float:
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val, ok := data.([]float32)
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if !ok {
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return errors.New("incorrect data type")
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}
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return w.AddFloatToPayload(val)
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case schemapb.DataType_Double:
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val, ok := data.([]float64)
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if !ok {
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return errors.New("incorrect data type")
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}
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return w.AddDoubleToPayload(val)
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case schemapb.DataType_String, schemapb.DataType_VarChar:
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val, ok := data.(string)
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if !ok {
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return errors.New("incorrect data type")
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}
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return w.AddOneStringToPayload(val)
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case schemapb.DataType_Array:
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val, ok := data.(*schemapb.ScalarField)
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if !ok {
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return errors.New("incorrect data type")
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}
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return w.AddOneArrayToPayload(val)
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case schemapb.DataType_JSON:
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val, ok := data.([]byte)
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if !ok {
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return errors.New("incorrect data type")
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}
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return w.AddOneJSONToPayload(val)
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default:
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return errors.New("incorrect datatype")
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}
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case 1:
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switch w.dataType {
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case schemapb.DataType_BinaryVector:
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val, ok := data.([]byte)
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if !ok {
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return errors.New("incorrect data type")
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}
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return w.AddBinaryVectorToPayload(val, dim[0])
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case schemapb.DataType_FloatVector:
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val, ok := data.([]float32)
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if !ok {
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return errors.New("incorrect data type")
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}
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return w.AddFloatVectorToPayload(val, dim[0])
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case schemapb.DataType_Float16Vector:
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val, ok := data.([]byte)
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if !ok {
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return errors.New("incorrect data type")
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}
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return w.AddFloat16VectorToPayload(val, dim[0])
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case schemapb.DataType_BFloat16Vector:
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val, ok := data.([]byte)
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if !ok {
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return errors.New("incorrect data type")
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}
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return w.AddBFloat16VectorToPayload(val, dim[0])
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case schemapb.DataType_SparseFloatVector:
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val, ok := data.(*SparseFloatVectorFieldData)
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if !ok {
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return errors.New("incorrect data type")
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}
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return w.AddSparseFloatVectorToPayload(val)
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default:
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return errors.New("incorrect datatype")
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}
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default:
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return errors.New("incorrect input numbers")
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}
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}
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func (w *NativePayloadWriter) AddBoolToPayload(data []bool) error {
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if w.finished {
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return errors.New("can't append data to finished writer")
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}
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if len(data) == 0 {
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return errors.New("can't add empty msgs into payload")
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}
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builder, ok := w.builder.(*array.BooleanBuilder)
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if !ok {
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return errors.New("failed to cast ArrayBuilder")
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}
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builder.AppendValues(data, nil)
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return nil
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}
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func (w *NativePayloadWriter) AddByteToPayload(data []byte) error {
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if w.finished {
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return errors.New("can't append data to finished writer")
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}
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if len(data) == 0 {
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return errors.New("can't add empty msgs into payload")
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}
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builder, ok := w.builder.(*array.Int8Builder)
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if !ok {
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return errors.New("failed to cast ArrayBuilder")
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}
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builder.Reserve(len(data))
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for i := range data {
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builder.Append(int8(data[i]))
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}
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return nil
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}
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func (w *NativePayloadWriter) AddInt8ToPayload(data []int8) error {
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if w.finished {
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return errors.New("can't append data to finished writer")
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}
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if len(data) == 0 {
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return errors.New("can't add empty msgs into payload")
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}
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builder, ok := w.builder.(*array.Int8Builder)
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if !ok {
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return errors.New("failed to cast ArrayBuilder")
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}
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builder.AppendValues(data, nil)
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return nil
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}
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func (w *NativePayloadWriter) AddInt16ToPayload(data []int16) error {
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if w.finished {
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return errors.New("can't append data to finished writer")
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}
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if len(data) == 0 {
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return errors.New("can't add empty msgs into payload")
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}
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builder, ok := w.builder.(*array.Int16Builder)
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if !ok {
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return errors.New("failed to cast ArrayBuilder")
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}
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builder.AppendValues(data, nil)
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return nil
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}
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func (w *NativePayloadWriter) AddInt32ToPayload(data []int32) error {
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if w.finished {
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return errors.New("can't append data to finished writer")
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}
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if len(data) == 0 {
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return errors.New("can't add empty msgs into payload")
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}
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builder, ok := w.builder.(*array.Int32Builder)
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if !ok {
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return errors.New("failed to cast ArrayBuilder")
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}
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builder.AppendValues(data, nil)
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return nil
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}
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func (w *NativePayloadWriter) AddInt64ToPayload(data []int64) error {
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if w.finished {
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return errors.New("can't append data to finished writer")
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}
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if len(data) == 0 {
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return errors.New("can't add empty msgs into payload")
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}
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builder, ok := w.builder.(*array.Int64Builder)
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if !ok {
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return errors.New("failed to cast ArrayBuilder")
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}
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builder.AppendValues(data, nil)
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return nil
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}
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func (w *NativePayloadWriter) AddFloatToPayload(data []float32) error {
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if w.finished {
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return errors.New("can't append data to finished writer")
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}
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if len(data) == 0 {
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return errors.New("can't add empty msgs into payload")
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}
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builder, ok := w.builder.(*array.Float32Builder)
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if !ok {
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return errors.New("failed to cast ArrayBuilder")
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}
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builder.AppendValues(data, nil)
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return nil
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}
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func (w *NativePayloadWriter) AddDoubleToPayload(data []float64) error {
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if w.finished {
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return errors.New("can't append data to finished writer")
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}
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if len(data) == 0 {
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return errors.New("can't add empty msgs into payload")
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}
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builder, ok := w.builder.(*array.Float64Builder)
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if !ok {
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return errors.New("failed to cast ArrayBuilder")
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}
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builder.AppendValues(data, nil)
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return nil
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}
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func (w *NativePayloadWriter) AddOneStringToPayload(data string) error {
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if w.finished {
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return errors.New("can't append data to finished writer")
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}
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builder, ok := w.builder.(*array.StringBuilder)
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if !ok {
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return errors.New("failed to cast ArrayBuilder")
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}
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builder.Append(data)
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return nil
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}
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func (w *NativePayloadWriter) AddOneArrayToPayload(data *schemapb.ScalarField) error {
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if w.finished {
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return errors.New("can't append data to finished writer")
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}
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bytes, err := proto.Marshal(data)
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if err != nil {
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return errors.New("Marshal ListValue failed")
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}
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builder, ok := w.builder.(*array.BinaryBuilder)
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if !ok {
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return errors.New("failed to cast ArrayBuilder")
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}
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builder.Append(bytes)
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return nil
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}
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func (w *NativePayloadWriter) AddOneJSONToPayload(data []byte) error {
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if w.finished {
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return errors.New("can't append data to finished writer")
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}
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builder, ok := w.builder.(*array.BinaryBuilder)
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if !ok {
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return errors.New("failed to cast ArrayBuilder")
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}
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builder.Append(data)
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return nil
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}
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func (w *NativePayloadWriter) AddBinaryVectorToPayload(data []byte, dim int) error {
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if w.finished {
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return errors.New("can't append data to finished writer")
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}
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if len(data) == 0 {
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return errors.New("can't add empty msgs into payload")
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}
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builder, ok := w.builder.(*array.FixedSizeBinaryBuilder)
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if !ok {
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return errors.New("failed to cast ArrayBuilder")
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}
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byteLength := dim / 8
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length := len(data) / byteLength
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builder.Reserve(length)
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for i := 0; i < length; i++ {
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builder.Append(data[i*byteLength : (i+1)*byteLength])
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}
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return nil
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}
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func (w *NativePayloadWriter) AddFloatVectorToPayload(data []float32, dim int) error {
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if w.finished {
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return errors.New("can't append data to finished writer")
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}
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if len(data) == 0 {
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return errors.New("can't add empty msgs into payload")
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}
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builder, ok := w.builder.(*array.FixedSizeBinaryBuilder)
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if !ok {
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return errors.New("failed to cast ArrayBuilder")
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}
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byteLength := dim * 4
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length := len(data) / dim
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builder.Reserve(length)
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bytesData := make([]byte, byteLength)
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for i := 0; i < length; i++ {
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vec := data[i*dim : (i+1)*dim]
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for j := range vec {
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bytes := math.Float32bits(vec[j])
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common.Endian.PutUint32(bytesData[j*4:], bytes)
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}
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builder.Append(bytesData)
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}
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return nil
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}
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func (w *NativePayloadWriter) AddFloat16VectorToPayload(data []byte, dim int) error {
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if w.finished {
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return errors.New("can't append data to finished writer")
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}
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if len(data) == 0 {
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return errors.New("can't add empty msgs into payload")
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}
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builder, ok := w.builder.(*array.FixedSizeBinaryBuilder)
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if !ok {
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return errors.New("failed to cast ArrayBuilder")
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}
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byteLength := dim * 2
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length := len(data) / byteLength
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builder.Reserve(length)
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for i := 0; i < length; i++ {
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builder.Append(data[i*byteLength : (i+1)*byteLength])
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}
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return nil
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}
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func (w *NativePayloadWriter) AddBFloat16VectorToPayload(data []byte, dim int) error {
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if w.finished {
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return errors.New("can't append data to finished writer")
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}
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if len(data) == 0 {
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return errors.New("can't add empty msgs into payload")
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}
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builder, ok := w.builder.(*array.FixedSizeBinaryBuilder)
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if !ok {
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return errors.New("failed to cast ArrayBuilder")
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}
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byteLength := dim * 2
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length := len(data) / byteLength
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builder.Reserve(length)
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for i := 0; i < length; i++ {
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builder.Append(data[i*byteLength : (i+1)*byteLength])
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}
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return nil
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}
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func (w *NativePayloadWriter) AddSparseFloatVectorToPayload(data *SparseFloatVectorFieldData) error {
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if w.finished {
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return errors.New("can't append data to finished writer")
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}
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builder, ok := w.builder.(*array.BinaryBuilder)
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if !ok {
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return errors.New("failed to cast BinaryBuilder")
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}
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length := len(data.SparseFloatArray.Contents)
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builder.Reserve(length)
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for i := 0; i < length; i++ {
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builder.Append(data.SparseFloatArray.Contents[i])
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}
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return nil
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}
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func (w *NativePayloadWriter) FinishPayloadWriter() error {
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if w.finished {
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return errors.New("can't reuse a finished writer")
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}
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w.finished = true
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field := arrow.Field{
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Name: "val",
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Type: w.arrowType,
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}
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schema := arrow.NewSchema([]arrow.Field{
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field,
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}, nil)
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w.flushedRows += w.builder.Len()
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data := w.builder.NewArray()
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defer data.Release()
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column := arrow.NewColumnFromArr(field, data)
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defer column.Release()
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table := array.NewTable(schema, []arrow.Column{column}, int64(column.Len()))
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defer table.Release()
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props := parquet.NewWriterProperties(
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parquet.WithCompression(compress.Codecs.Zstd),
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parquet.WithCompressionLevel(3),
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)
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return pqarrow.WriteTable(table,
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w.output,
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1024*1024*1024,
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props,
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pqarrow.DefaultWriterProps(),
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)
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}
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func (w *NativePayloadWriter) GetPayloadBufferFromWriter() ([]byte, error) {
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data := w.output.Bytes()
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// The cpp version of payload writer handles the empty buffer as error
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if len(data) == 0 {
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return nil, errors.New("empty buffer")
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}
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return data, nil
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}
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func (w *NativePayloadWriter) GetPayloadLengthFromWriter() (int, error) {
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return w.flushedRows + w.builder.Len(), nil
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}
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func (w *NativePayloadWriter) ReleasePayloadWriter() {
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w.releaseOnce.Do(func() {
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w.builder.Release()
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})
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}
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func (w *NativePayloadWriter) Close() {
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w.ReleasePayloadWriter()
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}
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func milvusDataTypeToArrowType(dataType schemapb.DataType, dim int) arrow.DataType {
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switch dataType {
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case schemapb.DataType_Bool:
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return &arrow.BooleanType{}
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case schemapb.DataType_Int8:
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return &arrow.Int8Type{}
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case schemapb.DataType_Int16:
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return &arrow.Int16Type{}
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case schemapb.DataType_Int32:
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return &arrow.Int32Type{}
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case schemapb.DataType_Int64:
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return &arrow.Int64Type{}
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case schemapb.DataType_Float:
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return &arrow.Float32Type{}
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case schemapb.DataType_Double:
|
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return &arrow.Float64Type{}
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case schemapb.DataType_VarChar, schemapb.DataType_String:
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return &arrow.StringType{}
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case schemapb.DataType_Array:
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return &arrow.BinaryType{}
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case schemapb.DataType_JSON:
|
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return &arrow.BinaryType{}
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case schemapb.DataType_FloatVector:
|
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return &arrow.FixedSizeBinaryType{
|
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ByteWidth: dim * 4,
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}
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case schemapb.DataType_BinaryVector:
|
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return &arrow.FixedSizeBinaryType{
|
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ByteWidth: dim / 8,
|
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}
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case schemapb.DataType_Float16Vector:
|
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return &arrow.FixedSizeBinaryType{
|
|
ByteWidth: dim * 2,
|
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}
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case schemapb.DataType_BFloat16Vector:
|
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return &arrow.FixedSizeBinaryType{
|
|
ByteWidth: dim * 2,
|
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}
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case schemapb.DataType_SparseFloatVector:
|
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return &arrow.BinaryType{}
|
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default:
|
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panic("unsupported data type")
|
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}
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}
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