Class: AstraDBVectorStore
Implements
Constructors
constructor
• new AstraDBVectorStore(init?): AstraDBVectorStore
Parameters
| Name | Type |
|---|---|
init? | Partial<AstraDBVectorStore> & { params?: { endpoint: string ; namespace: string ; token: string } } |
Returns
Defined in
packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:26
Properties
astraDBClient
• astraDBClient: AstraDB
Defined in
packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:19
collection
• Private collection: undefined | Collection
Defined in
packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:24
contentKey
• contentKey: string
Defined in
packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:21
flatMetadata
• flatMetadata: boolean = true
Defined in
packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:17
idKey
• idKey: string
Defined in
packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:20
metadataKey
• metadataKey: string
Defined in
packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:22
storesText
• storesText: boolean = true
Implementation of
Defined in
packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:16
Methods
add
▸ add(nodes): Promise<string[]>
Add your document(s) to your Astra DB collection.
Parameters
| Name | Type |
|---|---|
nodes | BaseNode<Metadata>[] |
Returns
Promise<string[]>
and array of node ids which were added
Implementation of
Defined in
packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:106
client
▸ client(): AstraDB
Get an instance of your Astra DB client.
Returns
AstraDB
the AstraDB client
Implementation of
Defined in
packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:97
connect
▸ connect(collection): Promise<void>
Connect to an existing collection in your Astra DB vector database. You must call this before adding, deleting, or querying.
Parameters
| Name | Type | Description |
|---|---|---|
collection | string | your existing colletion's name |
Returns
Promise<void>
Promise that resolves if the connection did not throw an error.
Defined in
packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:86
create
▸ create(collection, options?): Promise<void>
Create a new collection in your Astra DB vector database. You must still use connect() to connect to the collection.
Parameters
| Name | Type | Description |
|---|---|---|
collection | string | your new colletion's name |
options? | _CreateCollectionOptions | - |
Returns
Promise<void>
Promise that resolves if the creation did not throw an error.
Defined in
packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:69
delete
▸ delete(refDocId, deleteOptions?): Promise<void>
Delete a document from your Astra DB collection.
Parameters
| Name | Type | Description |
|---|---|---|
refDocId | string | the id of the document to delete |
deleteOptions? | any | - |
Returns
Promise<void>
Promise that resolves if the delete query did not throw an error.
Implementation of
Defined in
packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:156
query
▸ query(query, options?): Promise<VectorStoreQueryResult>
Query documents from your Astra DB collection to get the closest match to your embedding.
Parameters
| Name | Type |
|---|---|
query | VectorStoreQuery |
options? | any |
Returns
Promise<VectorStoreQueryResult>
Implementation of
Defined in
packages/core/src/storage/vectorStore/AstraDBVectorStore.ts:178