Issues

• Docs: show other spatial and data science indexes (k-d trees) alongside H3

  xqlsystems/xarray-sql#281 · Filter by author alxmrs opened on Oct 21, 2026

• Move bbox_conjuncts into the geo extra as geospatial sugar

  xqlsystems/xarray-sql#280 · Filter by author alxmrs opened on Oct 21, 2026

• DuckDB: spatial join on a GEOMETRY column of an Arrow scan fails (EXPRESSION_FILTER pushdown) — draft for upstream

  xqlsystems/xarray-sql#278 · Filter by author alxmrs opened on Oct 21, 2026

• to_dataset: without ORDER BY, coordinates come back in the engine's nondeterministic row order

  xqlsystems/xarray-sql#276 · Filter by author alxmrs opened on Oct 21, 2026

• datafusion-ffi rebuilds the session and task context, with every function, on each scan and execute (~1.5 ms per scan)

  xqlsystems/xarray-sql#273 · Filter by author alxmrs opened on Oct 21, 2026

• A view keeps reading a table after it is replaced: DataFusion binds views at creation

  xqlsystems/xarray-sql#271 · Filter by author alxmrs opened on Oct 18, 2026

• Document that NaN in a data variable is read as SQL NULL

  documentation
  xqlsystems/xarray-sql#268 · Filter by author alxmrs opened on Oct 17, 2026

• DataFusion plans a CTE once per reference, so ML queries grow exponentially with depth

  enhancement
  xqlsystems/xarray-sql#267 · Filter by author alxmrs opened on Oct 17, 2026

• R2 SQL integration

  xqlsystems/xarray-sql#263 · Filter by author alxmrs opened on Sep 30, 2026

• Shared design for DataTree tables with duckdb-zarr: one schema per node

  xqlsystems/xarray-sql#262 · Filter by author alxmrs opened on Sep 29, 2026
  2

• MySQL ADBC driver ignores the target schema when creating an ingest table

  xqlsystems/xarray-sql#258 · Filter by author alxmrs opened on Sep 27, 2026

• Optional mode to preserve floating NaNs instead of constructing Arrow nulls

  xqlsystems/xarray-sql#251 · Filter by author alxmrs opened on Sep 4, 2026

• Expose RecordBatch batch_size through XarrayContext.from_dataset

  xqlsystems/xarray-sql#250 · Filter by author alxmrs opened on Sep 4, 2026

• Perf: expose natural Xarray scan ordering to eliminate redundant SQL sorts

  xqlsystems/xarray-sql#249 · Filter by author alxmrs opened on Sep 4, 2026

• to_dataset keeps the last row per dim tuple instead of raising on duplicates

  xqlsystems/xarray-sql#247 · Filter by author ghostiee-11 opened on Aug 20, 2026

• pyproject.toml: [tool.setuptools_scm] is inert — maturin takes the version from Cargo.toml

  xqlsystems/xarray-sql#244 · Filter by author alxmrs opened on Aug 9, 2026

• ci-build.yml: Cargo cache key references a step id that does not exist, so it never invalidates on a toolchain bump

  xqlsystems/xarray-sql#243 · Filter by author alxmrs opened on Aug 9, 2026

• publish.yml: the TestPyPI verification step is unreachable (and installs the wrong package name)

  xqlsystems/xarray-sql#242 · Filter by author alxmrs opened on Aug 9, 2026

• Chunked round-trip over DuckDB relations: intermittent deadlock in duckdb-python under thread churn

  xqlsystems/xarray-sql#241 · Filter by author Mmoncadaisla opened on Aug 7, 2026
  1

• Support pyarrow Dataset-level join/sort_by by guarded delegation

  xqlsystems/xarray-sql#240 · Filter by author Mmoncadaisla opened on Aug 7, 2026

• Implement Dataset.filter() as a lazily-composed view

  xqlsystems/xarray-sql#239 · Filter by author Mmoncadaisla opened on Aug 7, 2026

• from_dataset re-reads every dimension coordinate on each call, and the workaround loses the cftime UDF and template registry

  xqlsystems/xarray-sql#238 · Filter by author ghostiee-11 opened on Aug 7, 2026

• Perf: coordinate-only projections skip pushdown, so every data variable is still loaded

  xqlsystems/xarray-sql#237 · Filter by author ghostiee-11 opened on Aug 7, 2026

• Geometry predicates should be able to prune on their own

  xqlsystems/xarray-sql#236 · Filter by author Mmoncadaisla opened on Aug 6, 2026

• Benchmarks: reduce coupling to Coiled as the remote runner

  xqlsystems/xarray-sql#235 · Filter by author Mmoncadaisla opened on Aug 6, 2026