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World's most powerful open data catalog for building a high-performance, geo-distributed and federated metadata lake.

A Zig template for building DuckDB extensions

A list of Presto/Trino resources

P2PDB: A Peer-to-Peer Structured Data Trading System

Local-first federated analytics query engine using DuckDB.

Federated Query Engine over RDF Sources

Demonstration of Presto Federated Queries using Ahana PrestoDB Sandbox on AWS

This example shows how to use the Union operation to combine data into a single federated query.

🌳 Performance Inspector and Plan Explorer for Federated Query Engines.

SPARQL service for OpenPredict, based on rdflib-endpoint