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• 2026/04/28 Re: [PR] feat: Add `preselection_threshold` option to `BinaryExpr` [datafusion] via GitHub
• 2026/04/28 Re: [PR] Enable parquet filter pushdown by default [datafusion] via GitHub
• 2026/04/28 Re: [PR] fix: simplify IS NULL/IS NOT NULL literals for parquet pruning [datafusion] via GitHub
• 2026/04/28 Re: [PR] Optimize RequiredIndices column collection [datafusion] via GitHub
• 2026/04/28 Re: [PR] Fix distribution enforcement for chained aggregates to avoid SanityCheckPlan failures [datafusion] via GitHub
• 2026/04/28 Re: [PR] Add preserve_empty_as_null option to unnest for Spark explode_outer compatibility [datafusion] via GitHub
• 2026/04/28 Re: [PR] feat: Ensure catalog format in config is valid [datafusion] via GitHub
• 2026/04/28 Re: [PR] Co-locate function parameter names and types with `Signature::with_parameters` [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: add prefetching for aggregate multi group by [WIP] [datafusion] via GitHub
• 2026/04/28 Re: [PR] feat: Support Spark levenshtein expression in native execution [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] feat: Support Spark levenshtein expression in native execution [datafusion-comet] via GitHub
• 2026/04/28 [PR] Fix fully matched row groups with null counts [datafusion] via GitHub
• 2026/04/28 Re: [PR] test(sqllogictest): stabilize parquet output_rows_skew with WITH ORDER [datafusion] via GitHub
• 2026/04/28 Re: [D] How do I create a UDF in datafusion rust? [datafusion] via GitHub
• 2026/04/28 [PR] Add ClickBench extended URL prefix filter benchmark [datafusion] via GitHub
• 2026/04/28 [PR] Allow benchmark allocator features together [datafusion] via GitHub
• 2026/04/28 Re: [PR] feat: Improved multiple column aggregation performance by using bitmasks rather than `Vec<bool>` [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: Add `BulkNullStringArrayBuilder` trait, use in `repeat` [datafusion] via GitHub
• 2026/04/28 Re: [PR] test: support fallback chain in CometPlanStabilitySuite, dedupe existing goldens [datafusion-comet] via GitHub
• 2026/04/28 [PR] build: change default Maven profile to Spark 4.0 / Scala 2.13 [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Create new Comet logo that is consistent with other DataFusion Projects [datafusion-comet] via GitHub
• 2026/04/28 [PR] refactor: route shim-registered expressions through CometExpressionSerde [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Create new Comet logo that is consistent with other DataFusion Projects [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] docs: update Spark version support and add version compatibility page [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] docs: update Spark version support and add version compatibility page [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] [EPIC] Add support for Spark 4.0.1 [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] [EPIC] Add support for Spark 4.0.1 [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Reinstate macOS CI builds of Comet with Spark 4.0.0 [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Reinstate macOS CI builds of Comet with Spark 4.0.0 [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Create new Comet logo that is consistent with other DataFusion Projects [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] feat: add MapSort expression support for Spark 4.0 [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] [Feature] Support Spark expression: map_sort [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Add support for `MapSort` expression in Spark 4.0.0 [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] feat: add MapSort expression support for Spark 4.0 [datafusion-comet] via GitHub
• 2026/04/28 [PR] docs: update Spark version support and add version compatibility page [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] add any_match higher-order function [datafusion] via GitHub
• 2026/04/28 Re: [PR] chore: support Spark 4.1/4.2 for golden files generation [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Allow pickling PyExpr [datafusion-python] via GitHub
• 2026/04/28 Re: [I] Create new Comet logo that is consistent with other DataFusion Projects [datafusion-comet] via GitHub
• 2026/04/28 [I] Allow pickling PyExpr [datafusion-python] via GitHub
• 2026/04/28 Re: [I] Add support for Spark 4.1 `OneRowRelationExec` [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Add support for Spark 4.1 `OneRowRelationExec` [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] test: support fallback chain in CometPlanStabilitySuite, dedupe existing goldens [datafusion-comet] via GitHub
• 2026/04/28 [I] CachedBatchSerializerNoUnwrapSuite: Comet replaces WholeStageCodegenExec [datafusion-comet] via GitHub
• 2026/04/28 [I] Comet native scan returns wrong schema for missing struct fields in Parquet [datafusion-comet] via GitHub
• 2026/04/28 [PR] chore: fix typos [datafusion] via GitHub
• 2026/04/28 [PR] ci: ignore dev/ changes except dev/diffs in workflows [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] test: support fallback chain in CometPlanStabilitySuite, dedupe existing goldens [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] chore: support Spark 4.1/4.2 for golden files generation [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Create new Comet logo that is consistent with other DataFusion Projects [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] chore: support Spark 4.1/4.2 for golden files generation [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] feat: add MapSort expression support for Spark 4.0 [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Create new Comet logo that is consistent with other DataFusion Projects [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Create new Comet logo that is consistent with other DataFusion Projects [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] feat: add MapSort expression support for Spark 4.0 [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Create new Comet logo that is consistent with other DataFusion Projects [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] [DRAFT, EPIC] Full lambda support [datafusion] via GitHub
• 2026/04/28 Re: [I] [DRAFT, EPIC] Full lambda support [datafusion] via GitHub
• 2026/04/28 Re: [PR] Add SQL based benchmarking harness, port tpch to use framework [datafusion] via GitHub
• 2026/04/28 Re: [I] Create new Comet logo that is consistent with other DataFusion Projects [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] feat: support `PartialMerge` aggregation mode [datafusion-comet] via GitHub
• 2026/04/28 [PR] chore: support Spark 4.1/4.2 for golden files generation [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Create new Comet logo that is consistent with other DataFusion Projects [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Create new Comet logo that is consistent with other DataFusion Projects [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] feat: minor lambda perf improvements [datafusion] via GitHub
• 2026/04/28 Re: [PR] feat: SchedulerConfig improvement [datafusion-ballista] via GitHub
• 2026/04/28 Re: [PR] feat: add MapSort expression support for Spark 4.0 [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] proto: serialize and dedupe dynamic filters v2 [datafusion] via GitHub
• 2026/04/28 [PR] Move to skill directory [datafusion-python] via GitHub
• 2026/04/28 Re: [I] datafusion-python skill includes all the source from the repo [datafusion-python] via GitHub
• 2026/04/28 Re: [PR] test(python): add datafusion-python compatibility tests [datafusion-ballista] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo (up to 1.16x faster) [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo (up to 1.16x faster) [datafusion] via GitHub
• 2026/04/28 Re: [I] datafusion-python skill includes all the source from the repo [datafusion-python] via GitHub
• 2026/04/28 Re: [PR] feat(sort-shuffle): byte-copy spill files and enable block-IO transport [datafusion-ballista] via GitHub
• 2026/04/28 Re: [PR] perf: Add `BulkNullStringArrayBuilder` trait, use in `repeat` [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 [I] datafusion-python skill includes all the source from the repo [datafusion-python] via GitHub
• 2026/04/28 [PR] add any_match higher-order function [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: use fastrange instead of modulo for hash partition assignment (up to 1.15x improvement) [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [I] Epic: CometNativeScan improvements (per-partition serde, cleanup, DPP, AQE DPP, V2 operator) [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] security_audit is failing on main [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: use fastrange instead of modulo for hash partition assignment (up to 1.15x improvement) [datafusion] via GitHub
• 2026/04/28 [PR] Update `astral-tokio-tar` to appease cargo_audit [datafusion] via GitHub
• 2026/04/28 Re: [I] security_audit is failing on main [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] feat: add MapSort expression support for Spark 4.0 [datafusion-comet] via GitHub
• 2026/04/28 [I] security_audit is failing on main [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: use fastrange instead of modulo for hash partition assignment (up to 1.15x improvement) [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: Add `BulkNullStringArrayBuilder` trait, use in `repeat` [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: use fastrange instead of modulo for hash partition assignment (up to 1.15x improvement) [datafusion] via GitHub
• 2026/04/28 Re: [PR] test(python): add datafusion-python compatibility tests [datafusion-ballista] via GitHub
• 2026/04/28 Re: [PR] feat: add MapSort expression support for Spark 4.0 [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: use fastrange instead of modulo for hash partition assignment (up to 1.15x improvement) [datafusion] via GitHub
• 2026/04/28 Re: [PR] feat: SchedulerConfig improvement [datafusion-ballista] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 [PR] feat: SchedulerConfig improvement [datafusion-ballista] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: use fastrange instead of modulo for hash partition assignment (up to 1.15x improvement) [datafusion] via GitHub
• 2026/04/28 Re: [PR] feat: minor lambda perf improvements [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] Add lambda support and array_transform udf [datafusion] via GitHub
• 2026/04/28 [PR] perf: strength reduce hash partition modulo [datafusion] via GitHub
• 2026/04/28 Re: [PR] feat(sort-shuffle): byte-copy spill files and enable block-IO transport [datafusion-ballista] via GitHub
• 2026/04/28 Re: [PR] feat(sort-shuffle): byte-copy spill files and enable block-IO transport [datafusion-ballista] via GitHub
• 2026/04/28 Re: [I] Potential Improved multiple column aggregation performance by using bitmasks rather than `Vec<bool>` [datafusion] via GitHub
• 2026/04/28 Re: [D] DISCUSSION: Apache DataFusion Portland, OR Meetup [datafusion] via GitHub
• 2026/04/28 Re: [D] DISCUSSION: Apache DataFusion Portland, OR Meetup [datafusion] via GitHub
• 2026/04/28 Re: [PR] test(python): add datafusion-python compatibility tests [datafusion-ballista] via GitHub
• 2026/04/28 Re: [PR] test(python): add datafusion-python compatibility tests [datafusion-ballista] via GitHub
• 2026/04/28 Re: [PR] feat: minor lambda perf improvements [datafusion] via GitHub
• 2026/04/28 Re: [PR] Add lambda support and array_transform udf [datafusion] via GitHub
• 2026/04/28 Re: [PR] chore(infra): remove build-macos-x86_64 [datafusion-ballista] via GitHub
• 2026/04/28 Re: [PR] fix: dedup commutative AND/OR operands when canonicalize is disabled [datafusion] via GitHub
• 2026/04/28 Re: [PR] chore(infra): remove build-macos-x86_64 [datafusion-ballista] via GitHub
• 2026/04/28 Re: [PR] perf: Use bulk-NULL builder in `replace` [datafusion] via GitHub
• 2026/04/28 Re: [PR] test(python): add datafusion-python compatibility tests [datafusion-ballista] via GitHub
• 2026/04/28 Re: [I] Optimize `replace` to use bulk-NULL string builder [datafusion] via GitHub
• 2026/04/28 Re: [D] DISCUSSION: Apache DataFusion Portland, OR Meetup [datafusion] via GitHub
• 2026/04/28 Re: [D] DISCUSSION: Apache DataFusion Portland, OR Meetup [datafusion] via GitHub
• 2026/04/28 Re: [PR] refactor `array_remove` benchmarks & add nested benches [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: Use bulk-NULL builder in `replace` [datafusion] via GitHub
• 2026/04/28 Re: [I] Release DataFusion `54.0.0` (Apr 2026 / May 2026) [datafusion] via GitHub
• 2026/04/28 Re: [PR] feat: support binary arguments for StringConcat operator [datafusion] via GitHub
• 2026/04/28 Re: [PR] refactor `array_remove` benchmarks & add nested benches [datafusion] via GitHub
• 2026/04/28 Re: [PR] perf: use fastrange instead of modulo for hash partition assignment (up to 1.15x improvement) [datafusion] via GitHub
• 2026/04/28 [PR] docs: add contributor guide for bringing up a new Spark version [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] chore: audit array_intersect and expand SQL test coverage [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] perf: use fastrange instead of modulo for hash partition assignment (up to 1.15x improvement) [datafusion] via GitHub
• 2026/04/28 Re: [PR] chore: update python deps to ballista and datafusion 52 [datafusion-ballista] via GitHub
• 2026/04/28 [PR] Remove unnecessary Mutex in SharedMemoryReservation [datafusion] via GitHub
• 2026/04/28 Re: [PR] chore: update python deps to ballista and datafusion 52 [datafusion-ballista] via GitHub
• 2026/04/28 Re: [PR] feat: task-level input metrics (bytesRead) for Iceberg native scan [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Task metrics (bytes read) for CometIcebergNativeScan [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Add Native Support for List Functions (Dependent on Lambda Support) [datafusion] via GitHub
• 2026/04/28 Re: [I] Improve the partition skew test coverage [datafusion] via GitHub
• 2026/04/28 Re: [I] Improve the partition skew test coverage [datafusion] via GitHub
• 2026/04/28 Re: [I] Improve the partition skew test coverage [datafusion] via GitHub
• 2026/04/28 [PR] test(sqllogictest): stabilize parquet output_rows_skew with WITH ORDER [datafusion] via GitHub
• 2026/04/28 Re: [PR] fix: dedup commutative AND/OR operands when canonicalize is disabled [datafusion] via GitHub
• 2026/04/28 [I] Improve the partition skew test coverage [datafusion] via GitHub
• 2026/04/28 Re: [PR] fix: dedup commutative AND/OR operands when canonicalize is disabled [datafusion] via GitHub
• 2026/04/28 Re: [PR] fix: dedup commutative AND/OR operands when canonicalize is disabled [datafusion] via GitHub
• 2026/04/28 Re: [PR] Skip RowFilter and page pruning for fully matched row groups [datafusion] via GitHub
• 2026/04/28 Re: [PR] Skip RowFilter and page pruning for fully matched row groups [datafusion] via GitHub
• 2026/04/28 Re: [PR] feat: minor lambda perf improvements [datafusion] via GitHub
• 2026/04/28 Re: [PR] docs: improve review skill and contributor guide for serde patterns [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Create new Comet logo that is consistent with other DataFusion Projects [datafusion-comet] via GitHub
• 2026/04/28 [PR] feat: minor lambda perf improvements [datafusion] via GitHub
• 2026/04/28 Re: [PR] chore(deps): bump libloading from 0.8.9 to 0.9.0 [datafusion] via GitHub
• 2026/04/28 Re: [PR] fix: throw SchemaColumnConvertNotSupportedException from native_datafusion schema mismatch [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] docs: support conditional content for snapshot vs release builds [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] docs: support conditional content for snapshot vs release builds [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] Skip RowFilter and page pruning for fully matched row groups [datafusion] via GitHub
• 2026/04/28 Re: [PR] fix: throw SchemaColumnConvertNotSupportedException from native_datafusion schema mismatch [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] feat(functions-nested): add array_filter higher-order function [datafusion] via GitHub
• 2026/04/28 Re: [PR] chore(deps): update pydata-sphinx-theme requirement from <1,>=0.17.0 to >=0.17.1,<1 in /docs [datafusion] via GitHub
• 2026/04/28 Re: [PR] chore(deps): bump taiki-e/install-action from 2.75.18 to 2.75.23 [datafusion] via GitHub
• 2026/04/28 Re: [PR] docs: add AGENTS.md with build, test, and Spark diff guidance [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] Fix GH action permissions in `rust.yml` and `docs.yaml` workflows [datafusion] via GitHub
• 2026/04/28 Re: [PR] Update documentation for PhysicalExpr::evaluate_bounds [datafusion] via GitHub
• 2026/04/28 Re: [PR] fix: dedup commutative AND/OR operands when canonicalize is disabled [datafusion] via GitHub
• 2026/04/28 Re: [PR] added support for MapFromEntries [datafusion] via GitHub
• 2026/04/28 Re: [PR] Update documentation for PhysicalExpr::evaluate_bounds [datafusion] via GitHub
• 2026/04/28 Re: [PR] Update documentation for PhysicalExpr::evaluate_bounds [datafusion] via GitHub
• 2026/04/28 Re: [PR] fix: dedup commutative AND/OR operands when canonicalize is disabled [datafusion] via GitHub
• 2026/04/28 Re: [PR] feat: task-level input metrics (bytesRead) for Iceberg native scan [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] CaseWhen does not work with custom implemented column expression [datafusion] via GitHub
• 2026/04/28 Re: [PR] feat: pushdown OFFSET to parquet for RG-level skipping [datafusion] via GitHub
• 2026/04/28 Re: [PR] feat: task-level input metrics (bytesRead) for Iceberg native scan [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] feat: task-level input metrics (bytesRead) for Iceberg native scan [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] feat: task-level input metrics (bytesRead) for Iceberg native scan [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] feat: task-level input metrics (bytesRead) for Iceberg native scan [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Make `GenericDistinctBuffer` generic over both `Hashable` and native types [datafusion] via GitHub
• 2026/04/28 [PR] feat(sort-shuffle): byte-copy spill files into consolidated output [datafusion-ballista] via GitHub
• 2026/04/28 Re: [PR] Implement SumCardinalityVisitor [datafusion] via GitHub
• 2026/04/28 Re: [PR] test(python): add datafusion-python compatibility tests [datafusion-ballista] via GitHub
• 2026/04/28 Re: [PR] feat: task-level input metrics (bytesRead) for Iceberg native scan [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] Reduce macOS CI matrix [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] ci: reduce macOS PR matrix to single Spark 4.0 profile [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] ci: reduce macOS PR matrix to single Spark 4.0 profile [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] ci: add breaking change detector [datafusion] via GitHub
• 2026/04/28 Re: [PR] feat: task-level input metrics (bytesRead) for Iceberg native scan [datafusion-comet] via GitHub
• 2026/04/28 Re: [I] CaseWhen does not work with custom implemented column expression [datafusion] via GitHub
• 2026/04/28 [PR] docs: clarify when scalar function serde must set return type [datafusion-comet] via GitHub
• 2026/04/28 Re: [PR] feat: Support Spark levenshtein expression in native execution [datafusion-comet] via GitHub

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