browser to r2 comparison

lakeql vs DuckDB-WASM

Same browser, same remote Parquet object, same measured HTTP/range path. DuckDB means DuckDB-WASM here; native DuckDB is not part of the measured lane. Cold runs include DuckDB-WASM startup and extension load cost.

Flights R2 range-read baseline Spatial WKB GeoParquet predicates Windows Rank, frames, and QUALIFY

dataset Plotly 2015 flights

size 25.2 MB

host Cloudflare R2

source file

DuckDB-WASM runtime lakeql file cache lakeql memory budget

—rows

—query ms

—startup ms

—file req

—file bytes

—row groups

—scan rows

lakeqlengine

Choose an engine, then run SQL.