Jelte Fennema-Nio

Software Engineer

Jelte is a Software Engineer at MotherDuck, part of the database pod.

5 BLOG POSTS AND VIDEOS

MotherDuck Now Speaks Postgres

Mar 31, 2026 • Louisa Huang, Jelte Fennema-Nio, Sheila Sitaram, Garrett O'Brien

MotherDuck's Postgres endpoint lets you query your data warehouse using any PostgreSQL-compatible client, driver, or BI tool — no new dependencies needed.

Announcing Pg_duckdb Version 1.0

Sep 3, 2025 • Jelte Fennema-Nio, Jacob Matson

PostgreSQL gets a DuckDB-flavored power-up for faster analytical queries without ever leaving Postgres.

20:44

3 Lessons PostgreSQL Can Learn From DuckDB for Faster Analytics

Jun 13, 2025 • Jelte Fennema-Nio

Boost PostgreSQL analytics with DuckDB. Discover how columnar storage, vectorized execution, and pg_duckdb deliver 60x faster pipelines and lower TCO.

YouTube

Ecosystem

Talk

pg_duckdb: Ducking awesome analytics in Postgres

Jun 12, 2025 • Jelte Fennema-Nio

Supercharge your Postgres analytics! This talk shows how the pg_duckdb extension accelerates your slowest queries instantly, often with zero code changes. Learn practical tips and how to use remote columnar storage for even more speed.

Talk

Sources

pg_duckdb beta release : Even faster analytics in Postgres

Oct 23, 2024 • Jelte Fennema-Nio, Mehdi Ouazza

pg_duckdb makes elephants fly, marking its first release.