Aiondb

AionDB is a PostgreSQL-compatible multimodal database in Rust that combines relational records, graph relationships, and vector search in one engine.

PostgreSQL wire / ORM-compatible / SQL + graph + vector AionDB v0.3 brings pgvector-style SQL, HNSW, IVF-flat, Qdrant-style filters, graph relationships, and relational records into one Rust engine. v0.3 vector update Vector benchmarks Project overview Raw vector search reaches 0.996 recall@10 in the default v0.3 vector benchmark. Product-quantized search keeps 0.994 recall@10 while exercising compressed candidate search and exact rescoring.