KV存储

class llama_index.storage.kvstore.MongoDBKVStore(mongo_client: Any, uri: Optional[str] = None, host: Optional[str] = None, port: Optional[int] = None, db_name: Optional[str] = None)

MongoDB Key-Value store.

参数

mongo_client (Any) -- MongoDB client
uri (Optional[str]) -- MongoDB URI
host (Optional[str]) -- MongoDB host
port (Optional[int]) -- MongoDB port
db_name (Optional[str]) -- MongoDB database name

delete(key: str, collection: str = 'data') → bool

Delete a value from the store.

参数

key (str) -- key
collection (str) -- collection name

classmethod from_host_and_port(host: str, port: int, db_name: Optional[str] = None) → MongoDBKVStore

Load a MongoDBKVStore from a MongoDB host and port.

参数

host (str) -- MongoDB host
port (int) -- MongoDB port
db_name (Optional[str]) -- MongoDB database name

classmethod from_uri(uri: str, db_name: Optional[str] = None) → MongoDBKVStore

Load a MongoDBKVStore from a MongoDB URI.

参数

uri (str) -- MongoDB URI
db_name (Optional[str]) -- MongoDB database name

get(key: str, collection: str = 'data') → Optional[dict]

Get a value from the store.

参数

key (str) -- key
collection (str) -- collection name

get_all(collection: str = 'data') → Dict[str, dict]

Get all values from the store.

参数: collection (str) -- collection name

put(key: str, val: dict, collection: str = 'data') → None

Put a key-value pair into the store.

参数

key (str) -- key
val (dict) -- value
collection (str) -- collection name

class llama_index.storage.kvstore.SimpleKVStore(data: Optional[Dict[str, Dict[str, dict]]] = None)

Simple in-memory Key-Value store.

参数: data (Optional[DATA_TYPE]) -- data to initialize the store with

delete(key: str, collection: str = 'data') → bool: Delete a value from the store.

classmethod from_dict(save_dict: dict) → SimpleKVStore: Load a SimpleKVStore from dict.

classmethod from_persist_path(persist_path: str, fs: Optional[AbstractFileSystem] = None) → SimpleKVStore: Load a SimpleKVStore from a persist path and filesystem.

get(key: str, collection: str = 'data') → Optional[dict]: Get a value from the store.

get_all(collection: str = 'data') → Dict[str, dict]: Get all values from the store.

persist(persist_path: str, fs: Optional[AbstractFileSystem] = None) → None: Persist the store.

put(key: str, val: dict, collection: str = 'data') → None: Put a key-value pair into the store.

to_dict() → dict: Save the store as dict.