langchain.memory.chat_message_histories.sql.DefaultMessageConverter

class langchain.memory.chat_message_histories.sql.DefaultMessageConverter(table_name: str)[source]

The default message converter for SQLChatMessageHistory.

Methods

__init__(table_name)

from_sql_model(sql_message)

Convert a SQLAlchemy model to a BaseMessage instance.

get_sql_model_class()

Get the SQLAlchemy model class.

to_sql_model(message, session_id)

Convert a BaseMessage instance to a SQLAlchemy model.

__init__(table_name: str)[source]
from_sql_model(sql_message: Any) BaseMessage[source]

Convert a SQLAlchemy model to a BaseMessage instance.

get_sql_model_class() Any[source]

Get the SQLAlchemy model class.

to_sql_model(message: BaseMessage, session_id: str) Any[source]

Convert a BaseMessage instance to a SQLAlchemy model.