langchain_community.chat_message_histories.xata
.XataChatMessageHistory¶
- class langchain_community.chat_message_histories.xata.XataChatMessageHistory(session_id: str, db_url: str, api_key: str, branch_name: str = 'main', table_name: str = 'messages', create_table: bool = True)[source]¶
Chat message history stored in a Xata database.
Initialize with Xata client.
Attributes
messages
Methods
__init__
(session_id, db_url, api_key[, ...])Initialize with Xata client.
add_ai_message
(message)Convenience method for adding an AI message string to the store.
add_message
(message)Append the message to the Xata table
add_user_message
(message)Convenience method for adding a human message string to the store.
clear
()Delete session from Xata table.
- __init__(session_id: str, db_url: str, api_key: str, branch_name: str = 'main', table_name: str = 'messages', create_table: bool = True) None [source]¶
Initialize with Xata client.
- add_ai_message(message: Union[AIMessage, str]) None ¶
Convenience method for adding an AI message string to the store.
- Parameters
message – The AI message to add.
- add_message(message: BaseMessage) None [source]¶
Append the message to the Xata table
- add_user_message(message: Union[HumanMessage, str]) None ¶
Convenience method for adding a human message string to the store.
- Parameters
message – The human message to add