MongoDBAtlasVectorSearch
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:71
使用MongoDB Atlas进行存储和向量搜索的向量存储库。 该存储库使用$vectorSearch聚合阶段来执行向量相似性搜索。
BaseVectorStore
new MongoDBAtlasVectorSearch(
init):MongoDBAtlasVectorSearch
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:140
Partial<MongoDBAtlasVectorSearch> & object & VectorStoreBaseParams
MongoDBAtlasVectorSearch
BaseVectorStore.constructor
storesText
Section titled “storesText”storesText:
boolean=true
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:72
BaseVectorStore.storesText
flatMetadata
Section titled “flatMetadata”flatMetadata:
boolean=true
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:73
dbName
Section titled “dbName”数据库名称:
string
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:75
collectionName
Section titled “collectionName”collectionName:
string
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:76
autoCreateIndex
Section titled “autoCreateIndex”autoCreateIndex:
boolean
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:77
embeddingDefinition
Section titled “embeddingDefinition”嵌入定义:
Record<string,unknown>
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:78
indexedMetadataFields
Section titled “indexedMetadataFields”索引元数据字段:
string[]
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:79
mongodbClient
Section titled “mongodbClient”mongodbClient:
MongoClient
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:84
所使用的 MongoClient。如果未提供，将基于 MONGODB_URI 环境变量创建一个新的 MongoClient。
indexName
Section titled “indexName”索引名称:
string
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:91
向量索引的名称。如果无效，Mongo将静默忽略此问题并返回0个结果。
默认值：“default”
embeddingKey
Section titled “embeddingKey”embeddingKey:
string
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:98
包含嵌入向量的键名。
默认值：“embedding”
idKey:
string
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:105
包含节点ID的键名。
默认值：“id”
textKey
Section titled “textKey”textKey:
string
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:112
包含节点文本的键名。
默认值：“text”
metadataKey
Section titled “metadataKey”metadataKey:
string
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:119
包含节点元数据的键名。
默认值：“metadata”
insertOptions?
Section titled “insertOptions?”
optionalinsertOptions:BulkWriteOptions
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:124
向插入多个节点函数传递的选项。
numCandidates()
Section titled “numCandidates()”候选数量: (
query) =>number
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:137
用于确定针对给定查询需要检索的候选数量的函数。 如果结果不理想，可以调整此值。
默认值：query.similarityTopK * 10
VectorStoreQuery
number
ensureCollection()
Section titled “ensureCollection()”ensureCollection():
Promise<Collection<Document>>
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:181
Promise<Collection<Document>>
add(
nodes):Promise<string[]>
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:224
向向量存储中添加节点。
BaseNode<Metadata>[]
要添加到向量存储的节点
Promise<string[]>
已添加的节点ID列表
BaseVectorStore.add
delete()
Section titled “delete()”delete(
refDocId,deleteOptions?):Promise<void>
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:265
从向量存储中删除具有指定 redDocId 的节点。
refDocId
Section titled “refDocId”string
要删除节点的引用文档标识符
deleteOptions?
Section titled “deleteOptions?”object
传递给 deleteOne 函数的选项
Promise<void>
BaseVectorStore.delete
client()
Section titled “client()”client():
MongoClient
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:275
MongoClient
BaseVectorStore.client
query()
Section titled “query()”query(
query,options?):Promise<VectorStoreQueryResult>
定义于：.build/typescript/packages/providers/storage/mongodb/src/MongoDBAtlasVectorStore.ts:285
执行向量相似性搜索查询。
VectorStoreQuery
要运行的查询
object
Promise<VectorStoreQueryResult>
节点列表及其相似度
BaseVectorStore.query