Class for storing and retrieving chat message history from a PlanetScale database. Extends the BaseListChatMessageHistory class.

Example

const chatHistory = new PlanetScaleChatMessageHistory({
tableName: "stored_message",
sessionId: "lc-example",
config: {
url: "ADD_YOURS_HERE",
},
});
const chain = new ConversationChain({
llm: new ChatOpenAI(),
memory: chatHistory,
});
const response = await chain.invoke({
input: "What did I just say my name was?",
});
console.log({ response });

Hierarchy

Constructors

Properties

client: Client

Methods

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