Class PostgresChatMessageHistory

constructor

• new PostgresChatMessageHistory(__namedParameters): PostgresChatMessageHistory

• Parameters

  • __namedParameters: PostgresChatMessageHistoryInput

  Returns PostgresChatMessageHistory

engine

schemaName

sessionId

tableName

addAIChatMessage

• addAIChatMessage(message): Promise<void>

• Parameters

  • message: string

  Returns Promise<void>

addMessage

• addMessage(message): Promise<void>

• Add a message object to the store.

  Parameters

  • message: BaseMessage

    Message to be added to the store

  Returns Promise<void>

addMessages

• addMessages(messages): Promise<void>

• Add a list of messages object to the store.

  Parameters

  • messages: BaseMessage[]

    List of messages to be added to the store

  Returns Promise<void>

addUserMessage

• addUserMessage(message): Promise<void>

• Parameters

  • message: string

  Returns Promise<void>

clear

• clear(): Promise<void>

• Remove all messages from the store.

  Returns Promise<void>

getMessages

• getMessages(): Promise<BaseMessage[]>

• Returns a list of messages stored in the store.

  Returns Promise<BaseMessage[]>

Staticinitialize

• initialize(engine, sessionId, tableName, schemaName?): Promise<PostgresChatMessageHistory>

• Create a new PostgresChatMessageHistory instance.

  Parameters

  • engine: PostgresEngine

    Postgres engine instance to use.
  • sessionId: string

    Retrieve the table content with this session ID.
  • tableName: string

    Table name that stores that chat message history. Parameter is not escaped. Do not use with end user input.
  • schemaName: string = "public"

    Schema name for the chat message history table. Default: "public". Parameter is not escaped. Do not use with end user input.

  Returns Promise<PostgresChatMessageHistory>

  PostgresChatMessageHistory instance.