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Pull requests: apache/datafusion-comet

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Pull requests list

feat: Support native scans with unprojected Spark 4 VARIANT columns
#5377 opened Aug 15, 2026 by sunchao Member Loading…
fix: canonicalize NaN in flat arrays_overlap float keys
#5376 opened Aug 15, 2026 by sunchao Member • Draft
1
test: report expression cost against a scan-and-transfer baseline [WIP / experimental]
#5375 opened Aug 15, 2026 by andygrove Member • Draft
feat: add micro benchmark runner and EC2 guide
#5374 opened Aug 15, 2026 by andygrove Member • Draft
test: make expression benchmark harness fair and reproducible
#5371 opened Aug 15, 2026 by andygrove Member Loading…
3
fix: report native shuffle write metrics accurately
#5370 opened Aug 15, 2026 by sunchao Member Loading…
fix: preserve Catalyst nullability and field IDs in native Parquet writes
#5369 opened Aug 15, 2026 by sunchao Member Loading…
1
perf: serialize Python input directly from Comet Arrow vectors
#5368 opened Aug 15, 2026 by sunchao Member • Draft
1
refactor: replace remaining hand-rolled loops with Arrow kernels
#5367 opened Aug 15, 2026 by 0lai0 Contributor Loading…
feat: add native Delta Lake scan contrib module (page/row-group pruning)
#5365 opened Aug 15, 2026 by dwsmith1983 Loading…
1
2
fix: make CometExplodeExec respect batch size
#5362 opened Aug 14, 2026 by andygrove Member Loading…
5
feat: implement native Iceberg V2 writer via iceberg-rust
#5361 opened Aug 14, 2026 by jordepic Contributor Loading…
2
29
chore(deps): bump the all-other-cargo-deps group in /native with 5 updates dependencies Pull requests that update a dependency file
#5360 opened Aug 14, 2026 by dependabot Bot Loading…
fix: guard against silent fail_on_error loss in scalar wiring (#5074)
#5359 opened Aug 14, 2026 by sam-1112 Loading…
1
5
chore: drop Spark 3.4 support
#5358 opened Aug 14, 2026 by manuzhang Member Loading…
1
2
fix: use Spark type names in ANSI abs overflow errors
#5357 opened Aug 14, 2026 by Smallfu666 Contributor • Draft
1
docs: record native candidate assessments for unbase64 and sequence
#5350 opened Aug 13, 2026 by andygrove Member • Draft
3
feat: Add trail mode config for Comet evaluation without native execution
#5345 opened Aug 13, 2026 by coderfender Contributor Loading…
1
@andygrove
1
feat: Sort-aware Iceberg reads in Comet via a per-partition streaming merge run-iceberg-tests
#5331 opened Aug 11, 2026 by parthchandra Contributor Loading…
13
test: add expression fallback-invariance suite
#5329 opened Aug 11, 2026 by 4ktLuffy Loading…
1
perf: optimize string contains function
#5322 opened Aug 9, 2026 by kazantsev-maksim Contributor Loading…
feat: recognize SparkCopyOnWriteScan as a native Iceberg scan
#5320 opened Aug 8, 2026 by unikdahal • Draft
1
1
feat: add native support for MergeRowsExec (row-level MERGE INTO)
#5318 opened Aug 8, 2026 by unikdahal Loading…
2
feat: support S3 compliant filesystems
#5314 opened Aug 8, 2026 by comphead Contributor • Draft
1
fix: decode invalid UTF-8 at the JVM to native FFI import boundary
#5310 opened Aug 8, 2026 by manuzhang Member Loading…
5
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