Scalable
Designed to be scalable, supports half-precision and quantization for more vectors
VectorChord
Scalable Vector Search in Postgres
Revolutionize Vector Search, not Database
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100% Rust
pgvecto.rs is implemented in Rust rather than C like many existing Postgres extensions. Rust provides many advantages for an extension like pgvecto.rs.
Relational + Semantic Search
pgvecto.rs allows you to use the same SQL interface for both relational and semantic search (and even combine them).