Issues

• Nightly fuzz: 2 property failure(s) in the simulation soaks

  fuzz-findingneeds-triage
  xqlsystems/einfold#158 · Filter by author github-actions opened on Nov 4, 2026

• Large blocks freed during a query cost q21 about 9 ms, against #119's peak memory

  enhancement
  xqlsystems/einfold#154 · Filter by author alxmrs opened on Nov 1, 2026

• DataFusion 55: a Parquet file replaced in a registered directory fails to read, from the list-files cache's stale size — draft for upstream

  bugupstream
  xqlsystems/einfold#151 · Filter by author alxmrs opened on Nov 1, 2026

• datafusion-ffi 55: a session's object stores don't cross the FFI, so with einfold a query over S3 fails — draft for upstream

  bugupstream
  xqlsystems/einfold#149 · Filter by author alxmrs opened on Nov 1, 2026

• With an FFI planner, a DataFrame whose SessionContext was dropped can't decode its tables

  bugupstream
  xqlsystems/einfold#146 · Filter by author alxmrs opened on Nov 1, 2026

• With einfold installed, a DataFrame fails once its SessionContext is dropped: "TaskContextProvider went out of scope over FFI boundary"

  bug
  xqlsystems/einfold#145 · Filter by author alxmrs opened on Oct 31, 2026
  1

• datafusion-ffi 55: a ForeignSession's ExecutionProps lack the session's configuration, so functions planned through it run with defaults — draft for upstream

  upstream
  xqlsystems/einfold#137 · Filter by author alxmrs opened on Oct 31, 2026

• M3: fuse attention's backward pass, from ddx statements that recompute the scores

  xqlsystems/einfold#135 · Filter by author alxmrs opened on Oct 31, 2026
  2

• DataFusion 55: a NaN's sign decides comparisons, so -NaN < 1.0 < NaN — draft for upstream

  upstream
  xqlsystems/einfold#128 · Filter by author alxmrs opened on Oct 31, 2026

• Fuse unnormalized and expression-weighted pipelines on special values with SQL's results

  xqlsystems/einfold#116 · Filter by author alxmrs opened on Oct 29, 2026

• Follow up on minor review findings from the M2 stack

  xqlsystems/einfold#115 · Filter by author alxmrs opened on Oct 29, 2026
  1

• Keep a session's own sum and max in plans einfold plans from Python

  xqlsystems/einfold#111 · Filter by author alxmrs opened on Oct 29, 2026

• Three CodeRabbit findings in main's code, from #64's and #65's stale diffs

  xqlsystems/einfold#105 · Filter by author alxmrs opened on Oct 29, 2026

• DataFusion 55: datafusion-proto decodes a logical plan without growing its stack, so a deep plan crashes the process — draft for upstream

  upstream
  xqlsystems/einfold#95 · Filter by author alxmrs opened on Oct 28, 2026

• The GPT's loss is 3.3× slower with einfold on (planning 6.5 s against 2.4 s), and a training step 4.7×

  xqlsystems/einfold#81 · Filter by author alxmrs opened on Oct 28, 2026
  2

• Dictionary-encoded dimensions: the dictionary is the axis, so its keys are the indices

  xqlsystems/einfold#80 · Filter by author alxmrs opened on Oct 28, 2026
  1

• Peak memory as a goal: measure it einfold on against off, and keep contractions from holding the joined rows

  xqlsystems/einfold#79 · Filter by author alxmrs opened on Oct 28, 2026
  3

• DataFusion 55: plans that repartition can hang under a small memory pool — draft for upstream

  bugupstream
  xqlsystems/einfold#71 · Filter by author alxmrs opened on Oct 27, 2026
  1

• DataFusion 55: a sort-merge join over -0.0 and 0.0 keys drops a match — draft for upstream

  bugupstream
  xqlsystems/einfold#67 · Filter by author alxmrs opened on Oct 27, 2026
  1

• DataFusion 55: ORDER BY … LIMIT over -0.0 and 0.0 depends on timing, as TopK's dynamic filter treats them as equal — draft for upstream

  bugupstream
  xqlsystems/einfold#63 · Filter by author alxmrs opened on Oct 27, 2026
  1

• Four gaps for a query planner in datafusion-python's process, through its FFI — draft for upstream

  upstream
  xqlsystems/einfold#58 · Filter by author alxmrs opened on Oct 26, 2026
  1

• Shrinking for the property tests

  stack:verification
  xqlsystems/einfold#51 · Filter by author alxmrs opened on Oct 26, 2026

• M2: the scaled accumulator as a monoid action, and fold pipelines as fusion (ideas from Haskell)

  enhancement
  xqlsystems/einfold#50 · Filter by author alxmrs opened on Oct 26, 2026

• DataFusion 55: IS NOT DISTINCT FROM binds looser than AND, and can return a wrong answer — draft for upstream

  upstream
  xqlsystems/einfold#47 · Filter by author alxmrs opened on Oct 26, 2026

• DataFusion 55: dictionary-encoded floats keep -0.0 and 0.0 apart, unlike plain floats — draft for upstream

  upstream
  xqlsystems/einfold#41 · Filter by author alxmrs opened on Oct 25, 2026