//! Vector store traits and types.
//!
//! This module provides the [`VectorStore`] trait, [`MetadataFilter`] for
//! filtering results, [`InMemoryVectorStore`] for testing, and the
//! [`mmr`] module for Maximal Marginal Relevance selection.
pub use MetadataFilter;
pub use InMemoryVectorStore;
pub use VectorStore;