Honua SDK example / fixture lane

One query.
No hidden scan.

Loading Arrow

Decoded GeoArrow point Requested CRS84 AOI Basemap-free, deterministic render

Server pushdown / browser proof

Harbor Arrow

Execute an exact Honua Server Arrow fixture through the normal SDK request, decoder, budget, and map handoff.

Preparing deterministic fixture...

-rows returned

-payload bytes

-peak backing

-elapsed

Mapped result

Waiting for one bounded batch

Feature ID: -
Coordinate: -
CRS rule: App-pinned WGS84; not inferred from Arrow

What moved where

Server pushdown

Planning...

Browser work

Bounded GeoArrow WKB decode, evidence accounting, MapLibre render

Runnable core

const session = openColumnarSession(source, {
  decodeServerResponse: createApacheArrowResponseDecoder({
    importModule: () => import("apache-arrow"),
  }),
  budgets: { maxRows: 25, maxBatches: 2, maxTransferBytes: 16_384, maxBackingBytes: 65_536 },
});

for await (const result of session.stream({ bbox, columns, limit: 25, signal })) {
  mapRows(session.table(result.batch, 25).rows);
  showEvidence(result.evidence);
}

Fixture-only: no public Honua deployment currently advertises Arrow or Parquet query output. The embedded bytes are pinned to server commit 66a9d34496c6f6a03dd571957062f773bfef7f0a and SHA-256 da4ccf9aa159e6e34b448c87712e074438a64f7eb57f38c39bad24a821170f52.

One query.No hidden scan.

One query.
No hidden scan.