mirror of
https://gitee.com/milvus-io/milvus.git
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291 lines
8.8 KiB
Go
291 lines
8.8 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 client
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import (
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"encoding/json"
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"fmt"
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"strings"
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"github.com/cockroachdb/errors"
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"github.com/samber/lo"
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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/client/v2/column"
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"github.com/milvus-io/milvus/client/v2/entity"
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)
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type InsertOption interface {
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InsertRequest(coll *entity.Collection) (*milvuspb.InsertRequest, error)
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CollectionName() string
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}
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type UpsertOption interface {
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UpsertRequest(coll *entity.Collection) (*milvuspb.UpsertRequest, error)
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CollectionName() string
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}
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var (
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_ UpsertOption = (*columnBasedDataOption)(nil)
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_ InsertOption = (*columnBasedDataOption)(nil)
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)
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type columnBasedDataOption struct {
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collName string
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partitionName string
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columns []column.Column
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}
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func (opt *columnBasedDataOption) processInsertColumns(colSchema *entity.Schema, columns ...column.Column) ([]*schemapb.FieldData, int, error) {
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// setup dynamic related var
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isDynamic := colSchema.EnableDynamicField
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// check columns and field matches
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var rowSize int
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mNameField := make(map[string]*entity.Field)
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for _, field := range colSchema.Fields {
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mNameField[field.Name] = field
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}
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mNameColumn := make(map[string]column.Column)
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var dynamicColumns []column.Column
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for _, col := range columns {
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_, dup := mNameColumn[col.Name()]
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if dup {
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return nil, 0, fmt.Errorf("duplicated column %s found", col.Name())
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}
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l := col.Len()
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if rowSize == 0 {
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rowSize = l
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} else {
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if rowSize != l {
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return nil, 0, errors.New("column size not match")
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}
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}
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field, has := mNameField[col.Name()]
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if !has {
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if !isDynamic {
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return nil, 0, fmt.Errorf("field %s does not exist in collection %s", col.Name(), colSchema.CollectionName)
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}
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// add to dynamic column list for further processing
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dynamicColumns = append(dynamicColumns, col)
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continue
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}
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mNameColumn[col.Name()] = col
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if col.Type() != field.DataType {
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return nil, 0, fmt.Errorf("param column %s has type %v but collection field definition is %v", col.Name(), col.FieldData(), field.DataType)
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}
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if field.DataType == entity.FieldTypeFloatVector || field.DataType == entity.FieldTypeBinaryVector {
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dim := 0
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switch column := col.(type) {
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case *column.ColumnFloatVector:
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dim = column.Dim()
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case *column.ColumnBinaryVector:
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dim = column.Dim()
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}
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if fmt.Sprintf("%d", dim) != field.TypeParams[entity.TypeParamDim] {
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return nil, 0, fmt.Errorf("params column %s vector dim %d not match collection definition, which has dim of %s", field.Name, dim, field.TypeParams[entity.TypeParamDim])
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}
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}
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}
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// check all fixed field pass value
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for _, field := range colSchema.Fields {
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_, has := mNameColumn[field.Name]
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if !has &&
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!field.AutoID && !field.IsDynamic {
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return nil, 0, fmt.Errorf("field %s not passed", field.Name)
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}
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}
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fieldsData := make([]*schemapb.FieldData, 0, len(mNameColumn)+1)
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for _, fixedColumn := range mNameColumn {
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fieldsData = append(fieldsData, fixedColumn.FieldData())
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}
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if len(dynamicColumns) > 0 {
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// use empty column name here
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col, err := opt.mergeDynamicColumns("", rowSize, dynamicColumns)
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if err != nil {
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return nil, 0, err
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}
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fieldsData = append(fieldsData, col)
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}
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return fieldsData, rowSize, nil
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}
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func (opt *columnBasedDataOption) mergeDynamicColumns(dynamicName string, rowSize int, columns []column.Column) (*schemapb.FieldData, error) {
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values := make([][]byte, 0, rowSize)
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for i := 0; i < rowSize; i++ {
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m := make(map[string]interface{})
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for _, column := range columns {
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// range guaranteed
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m[column.Name()], _ = column.Get(i)
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}
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bs, err := json.Marshal(m)
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if err != nil {
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return nil, err
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}
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values = append(values, bs)
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}
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return &schemapb.FieldData{
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Type: schemapb.DataType_JSON,
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FieldName: dynamicName,
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Field: &schemapb.FieldData_Scalars{
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Scalars: &schemapb.ScalarField{
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Data: &schemapb.ScalarField_JsonData{
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JsonData: &schemapb.JSONArray{
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Data: values,
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},
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},
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},
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},
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IsDynamic: true,
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}, nil
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}
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func (opt *columnBasedDataOption) WithColumns(columns ...column.Column) *columnBasedDataOption {
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opt.columns = append(opt.columns, columns...)
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return opt
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}
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func (opt *columnBasedDataOption) WithBoolColumn(colName string, data []bool) *columnBasedDataOption {
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column := column.NewColumnBool(colName, data)
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return opt.WithColumns(column)
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}
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func (opt *columnBasedDataOption) WithInt8Column(colName string, data []int8) *columnBasedDataOption {
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column := column.NewColumnInt8(colName, data)
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return opt.WithColumns(column)
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}
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func (opt *columnBasedDataOption) WithInt16Column(colName string, data []int16) *columnBasedDataOption {
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column := column.NewColumnInt16(colName, data)
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return opt.WithColumns(column)
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}
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func (opt *columnBasedDataOption) WithInt32Column(colName string, data []int32) *columnBasedDataOption {
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column := column.NewColumnInt32(colName, data)
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return opt.WithColumns(column)
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}
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func (opt *columnBasedDataOption) WithInt64Column(colName string, data []int64) *columnBasedDataOption {
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column := column.NewColumnInt64(colName, data)
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return opt.WithColumns(column)
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}
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func (opt *columnBasedDataOption) WithVarcharColumn(colName string, data []string) *columnBasedDataOption {
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column := column.NewColumnVarChar(colName, data)
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return opt.WithColumns(column)
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}
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func (opt *columnBasedDataOption) WithFloatVectorColumn(colName string, dim int, data [][]float32) *columnBasedDataOption {
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column := column.NewColumnFloatVector(colName, dim, data)
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return opt.WithColumns(column)
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}
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func (opt *columnBasedDataOption) WithBinaryVectorColumn(colName string, dim int, data [][]byte) *columnBasedDataOption {
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column := column.NewColumnBinaryVector(colName, dim, data)
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return opt.WithColumns(column)
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}
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func (opt *columnBasedDataOption) WithPartition(partitionName string) *columnBasedDataOption {
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opt.partitionName = partitionName
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return opt
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}
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func (opt *columnBasedDataOption) CollectionName() string {
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return opt.collName
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}
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func (opt *columnBasedDataOption) InsertRequest(coll *entity.Collection) (*milvuspb.InsertRequest, error) {
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fieldsData, rowNum, err := opt.processInsertColumns(coll.Schema, opt.columns...)
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if err != nil {
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return nil, err
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}
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return &milvuspb.InsertRequest{
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CollectionName: opt.collName,
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PartitionName: opt.partitionName,
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FieldsData: fieldsData,
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NumRows: uint32(rowNum),
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}, nil
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}
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func (opt *columnBasedDataOption) UpsertRequest(coll *entity.Collection) (*milvuspb.UpsertRequest, error) {
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fieldsData, rowNum, err := opt.processInsertColumns(coll.Schema, opt.columns...)
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if err != nil {
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return nil, err
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}
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return &milvuspb.UpsertRequest{
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CollectionName: opt.collName,
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PartitionName: opt.partitionName,
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FieldsData: fieldsData,
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NumRows: uint32(rowNum),
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}, nil
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}
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func NewColumnBasedInsertOption(collName string, columns ...column.Column) *columnBasedDataOption {
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return &columnBasedDataOption{
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columns: columns,
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collName: collName,
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// leave partition name empty, using default partition
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}
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}
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type DeleteOption interface {
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Request() *milvuspb.DeleteRequest
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}
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type deleteOption struct {
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collectionName string
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partitionName string
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expr string
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}
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func (opt *deleteOption) Request() *milvuspb.DeleteRequest {
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return &milvuspb.DeleteRequest{
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CollectionName: opt.collectionName,
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PartitionName: opt.partitionName,
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Expr: opt.expr,
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}
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}
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func (opt *deleteOption) WithExpr(expr string) *deleteOption {
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opt.expr = expr
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return opt
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}
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func (opt *deleteOption) WithInt64IDs(fieldName string, ids []int64) *deleteOption {
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opt.expr = fmt.Sprintf("%s in %s", fieldName, strings.Join(strings.Fields(fmt.Sprint(ids)), ","))
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return opt
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}
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func (opt *deleteOption) WithStringIDs(fieldName string, ids []string) *deleteOption {
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opt.expr = fmt.Sprintf("%s in [%s]", fieldName, strings.Join(lo.Map(ids, func(id string, _ int) string { return fmt.Sprintf("\"%s\"", id) }), ","))
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return opt
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}
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func (opt *deleteOption) WithPartition(partitionName string) *deleteOption {
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opt.partitionName = partitionName
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return opt
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}
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func NewDeleteOption(collectionName string) *deleteOption {
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return &deleteOption{collectionName: collectionName}
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}
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