Module persistence 

Persistence Backend Module

Table of Contents

• PersistenceBackend: Trait for pluggable storage backends
• FjallBackend: Fjall-based persistence (default, pure Rust LSM-tree)
• SledBackend: Sled-based persistence (pure Rust)
• RocksDbBackend: RocksDB-based persistence (higher performance)
• PgVectorBackend: PostgreSQL with pgvector extension (native vector search)
• BackendConfig: Configuration for backend selection

Structs

BackendConfig

Configuration for persistence backend

FjallBackend

Fjall-based persistence backend (default)

Enums

BackendType

Persistence backend type selection

Traits

PersistenceBackend

Trait for persistence backends

PersistenceBackendExt

Extension trait for typed get/set operations

Functions

create_backend

Create a persistence backend based on configuration