Trait Storage 

pub trait Storage {
    type Entity;
    type Document;
    type Chunk;
    type Error: Error + Send + Sync + 'static;

    // Required methods
    fn store_entity(&mut self, entity: Self::Entity) -> Result<String>;
    fn retrieve_entity(&self, id: &str) -> Result<Option<Self::Entity>>;
    fn store_document(&mut self, document: Self::Document) -> Result<String>;
    fn retrieve_document(&self, id: &str) -> Result<Option<Self::Document>>;
    fn store_chunk(&mut self, chunk: Self::Chunk) -> Result<String>;
    fn retrieve_chunk(&self, id: &str) -> Result<Option<Self::Chunk>>;
    fn list_entities(&self) -> Result<Vec<String>>;
    fn store_entities_batch(
        &mut self,
        entities: Vec<Self::Entity>,
    ) -> Result<Vec<String>>;
}

Core storage abstraction for persisting and retrieving entities, documents, and graph data

Synchronous Version

This trait provides synchronous operations for storage.

Required Associated Types

type Entity

The entity type this storage handles

type Document

The document type this storage handles

type Chunk

The chunk type this storage handles

type Error: Error + Send + Sync + 'static

The error type returned by storage operations

Required Methods

fn store_entity(&mut self, entity: Self::Entity) -> Result<String>

Store an entity and return its assigned ID

fn retrieve_entity(&self, id: &str) -> Result<Option<Self::Entity>>

Retrieve an entity by its ID

fn store_document(&mut self, document: Self::Document) -> Result<String>

Store a document and return its assigned ID

fn retrieve_document(&self, id: &str) -> Result<Option<Self::Document>>

Retrieve a document by its ID

fn store_chunk(&mut self, chunk: Self::Chunk) -> Result<String>

Store a chunk and return its assigned ID

fn retrieve_chunk(&self, id: &str) -> Result<Option<Self::Chunk>>

Retrieve a chunk by its ID

fn list_entities(&self) -> Result<Vec<String>>

List all entity IDs

fn store_entities_batch( &mut self, entities: Vec<Self::Entity>, ) -> Result<Vec<String>>

Batch operations for performance

Implementors

impl Storage for MemoryStorage

Available on crate feature async only.

type Entity = Entity

type Document = Document

type Chunk = TextChunk

type Error = GraphRAGError