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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