deck.gl over the grid: JavaScript Data Grid Demo

Related demos

• Pan the map, narrow the grid · Pan or zoom the map and it writes a single filter back onto the grid it reads from; provenance shows what was drawn against what matched
• A value per country, filled straight from its own boundary · Every country’s own shape, read from a geometry column and filled by a measure; no separate geometry pack, the choropleth draws each row’s own polygon
• Spatial filtering pushed into DuckDB from a GeoParquet file · A small GeoParquet file of country locations, read by DuckDB’s spatial extension in the browser; drawing a box on the map pushes a within-the-box filter into the engine, and lastPlan shows the generated SQL