Class ChatVectorDBQAChain

constructor

• new ChatVectorDBQAChain(fields): ChatVectorDBQAChain

• Parameters

  • fields: ChatVectorDBQAChainInput

  Returns ChatVectorDBQAChain

chatHistoryKey

combineDocumentsChain

inputKey

k

outputKey

questionGeneratorChain

returnSourceDocuments

vectorstore

inputKeys

• get inputKeys(): string[]

• Returns string[]

outputKeys

• get outputKeys(): string[]

• Returns string[]

serialize

• serialize(): SerializedChatVectorDBQAChain

• Return a json-like object representing this chain.

  Returns SerializedChatVectorDBQAChain

Staticdeserialize

• deserialize(data, values): Promise<ChatVectorDBQAChain>

• Load a chain from a json-like object describing it.

  Parameters

  • data: SerializedChatVectorDBQAChain
  • values: LoadValues

  Returns Promise<ChatVectorDBQAChain>

StaticfromLLM

• fromLLM(llm, vectorstore, options?): ChatVectorDBQAChain

• Creates an instance of ChatVectorDBQAChain using a BaseLanguageModel and other options.

  Parameters

  • llm: BaseLanguageModelInterface

    Instance of BaseLanguageModel used to generate a new question.
  • vectorstore: VectorStoreInterface

    Instance of VectorStore used for vector operations.
  • options: {
        inputKey?: string;
        k?: number;
        outputKey?: string;
        qaTemplate?: string;
        questionGeneratorTemplate?: string;
        returnSourceDocuments?: boolean;
        verbose?: boolean;
    } = {}

    (Optional) Additional options for creating the ChatVectorDBQAChain instance.

    • OptionalinputKey?: string

    • Optionalk?: number

    • OptionaloutputKey?: string

    • OptionalqaTemplate?: string

    • OptionalquestionGeneratorTemplate?: string

    • OptionalreturnSourceDocuments?: boolean

    • Optionalverbose?: boolean

  Returns ChatVectorDBQAChain

  New instance of ChatVectorDBQAChain.