class AuroraDsqlChatMessageHistoryconst chatHistory = new AuroraDsqlChatMessageHistory({
tableName: "langchain_chat_histories",
sessionId: "lc-example",
pool: new pg.Pool({
host: "your_dsql_endpoint",
port: 5432,
user: "admin",
password: "your_token",
database: "postgres",
ssl: true
}),
});Class for managing chat message history using a Amazon Aurora DSQL Database as a storage backend. Extends the BaseListChatMessageHistory class.