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Class: AstraDBVectorStore

Extends​

Implements​

Constructors​

new AstraDBVectorStore()​

new AstraDBVectorStore(init?): AstraDBVectorStore

Parameters​

• init?: Partial <AstraDBVectorStore> & object & Partial <IEmbedModel>

Returns​

AstraDBVectorStore

Overrides​

VectorStoreBase . constructor

Source​

packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:28

Properties​

astraClient​

private astraClient: DataAPIClient

Source​

packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:24

astraDB​

private astraDB: Db

Source​

packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:25

collection​

private collection: undefined | Collection<SomeDoc>

Source​

packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:26

contentKey​

contentKey: string

Source​

packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:22

embedModel​

embedModel: BaseEmbedding

Inherited from​

VectorStoreBase . embedModel

Source​

packages/core/src/storage/vectorStore/types.ts:86

flatMetadata​

flatMetadata: boolean = true

Source​

packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:19

idKey​

idKey: string

Source​

packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:21

storesText​

storesText: boolean = true

Implementation of​

VectorStoreNoEmbedModel . storesText

Source​

packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:18

Methods​

add()​

add(nodes): Promise<string[]>

Add your document(s) to your Astra DB collection.

Parameters​

• nodes: BaseNode <Metadata>[]

Returns​

Promise<string[]>

and array of node ids which were added

Implementation of​

VectorStoreNoEmbedModel . add

Source​

packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:107

client()​

client(): DataAPIClient

Get an instance of your Astra DB client.

Returns​

DataAPIClient

the AstraDB client

Implementation of​

VectorStoreNoEmbedModel . client

Source​

packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:98

connect()​

connect(collection): Promise<void>

Connect to an existing collection in your Astra DB vector database. You must call this method or createAndConnect before adding, deleting, or querying.

Parameters​

• collection: string

Returns​

Promise<void>

Promise that resolves if the connection did not throw an error.

Source​

packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:87

createAndConnect()​

createAndConnect(collection, options?): Promise<void>

Create a new collection in your Astra DB vector database and connects to it. You must call this method or connect before adding, deleting, or querying.

Parameters​

• collection: string

• options?: CreateCollectionOptions<SomeDoc>

Returns​

Promise<void>

Promise that resolves if the creation did not throw an error.

Source​

packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:70

delete()​

delete(refDocId, deleteOptions?): Promise<void>

Delete a document from your Astra DB collection.

Parameters​

• refDocId: string

• deleteOptions?: DeleteOneOptions

Returns​

Promise<void>

Promise that resolves if the delete query did not throw an error.

Implementation of​

VectorStoreNoEmbedModel . delete

Source​

packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:147

query()​

query(query, options?): Promise <VectorStoreQueryResult>

Query documents from your Astra DB collection to get the closest match to your embedding.

Parameters​

• query: VectorStoreQuery

• options?: FindOptions

Returns​

Promise <VectorStoreQueryResult>

Implementation of​

VectorStoreNoEmbedModel . query

Source​

packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:172