Choose a spatial serving pattern based on spatial granularity and data refresh frequency.
Refresh frequency Spatial granularity Static or rare Frequent or live Coarse aggregate Fine detail Precompute Coarse aggregate - static or rare refresh Use GeoParquet, static tiles, or cached aggregate layers. Good for census boundaries, annual market tiers, and stable service areas. tl Scheduled grid Coarse aggregate - frequent refresh Use scheduled H3 or square-grid aggregates with partitioned files or materialized tables. Good for nightly demand, risk, or coverage grids. tr Reference file Fine detail - static or rare refresh Use indexed GeoParquet or database tables with spatial metadata. Good for parcels, official boundaries, or assets that change slowly. bl
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