I see. #DuckDB goes #TileHunting.
https://duckdb.org/docs/current/core_extensions/spatial/functions#st_tileenvelope

Spatial Functions
Function Index Scalar Functions Function Summary DuckDB_PROJ_Compiled_Version Returns a text description of the PROJ library version that this instance of DuckDB was compiled against. DuckDB_Proj_Version Returns a text description of the PROJ library version that is being used by this instance of DuckDB. ST_Affine Applies an affine transformation to a geometry. ST_Area Compute the area of a geometry. ST_Area_Spheroid Returns the area of a geometry in meters, using an ellipsoidal model of the earth ST_AsGeoJSON Returns the geometry as a GeoJSON fragment ST_AsHEXWKB Returns the geometry as a HEXWKB string ST_AsMVTGeom Transform and clip geometry to a tile boundary ST_AsSVG…














