Postgres
PostgreSQL also known as
Postgres
, is a free and open-source relational database management system (RDBMS) emphasizing extensibility and SQL compliance.
This notebook goes over how to use Postgres to store chat message history.
from langchain_community.chat_message_histories import (
PostgresChatMessageHistory,
)
history = PostgresChatMessageHistory(
connection_string="postgresql://postgres:mypassword@localhost/chat_history",
session_id="foo",
)
history.add_user_message("hi!")
history.add_ai_message("whats up?")
API Reference:
history.messages