github.com/weaviate/weaviate@v1.24.6/entities/vectorindex/config.go (about)

     1  //                           _       _
     2  // __      _____  __ ___   ___  __ _| |_ ___
     3  // \ \ /\ / / _ \/ _` \ \ / / |/ _` | __/ _ \
     4  //  \ V  V /  __/ (_| |\ V /| | (_| | ||  __/
     5  //   \_/\_/ \___|\__,_| \_/ |_|\__,_|\__\___|
     6  //
     7  //  Copyright © 2016 - 2024 Weaviate B.V. All rights reserved.
     8  //
     9  //  CONTACT: hello@weaviate.io
    10  //
    11  
    12  package vectorindex
    13  
    14  import (
    15  	"fmt"
    16  
    17  	"github.com/weaviate/weaviate/entities/schema"
    18  	"github.com/weaviate/weaviate/entities/vectorindex/flat"
    19  	"github.com/weaviate/weaviate/entities/vectorindex/hnsw"
    20  )
    21  
    22  const (
    23  	DefaultVectorIndexType = VectorIndexTypeHNSW
    24  	VectorIndexTypeHNSW    = "hnsw"
    25  	VectorIndexTypeFLAT    = "flat"
    26  )
    27  
    28  // ParseAndValidateConfig from an unknown input value, as this is not further
    29  // specified in the API to allow of exchanging the index type
    30  func ParseAndValidateConfig(input interface{}, vectorIndexType string) (schema.VectorIndexConfig, error) {
    31  	if len(vectorIndexType) == 0 {
    32  		vectorIndexType = DefaultVectorIndexType
    33  	}
    34  
    35  	switch vectorIndexType {
    36  	case VectorIndexTypeHNSW:
    37  		return hnsw.ParseAndValidateConfig(input)
    38  	case VectorIndexTypeFLAT:
    39  		return flat.ParseAndValidateConfig(input)
    40  	default:
    41  		return nil, fmt.Errorf("Invalid vectorIndexType (­%s). Supported types are hnsw and flat", vectorIndexType)
    42  	}
    43  }