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Briefing: Show HN: DuckDB community extension for prefiltered HNSW using ACORN-1

Strategic angle: A new extension for DuckDB that enhances hybrid search capabilities with prefiltered approximate nearest neighbors.

Editorial StaffMarch 25, 20261 min read

Implements ACORN on a fork of DuckDB VSS

Aims to provide a pgvector-like experience

Targets users needing efficient hybrid search solutions