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2026/06/04 [I] Make `LogicalPlan::Unnest` expression/rebuild contracts explicit [datafusion] via GitHub
2026/06/04 Re: [I] logical JoinNode proto missing null_aware field (follow-up to #19635) [datafusion] via GitHub
2026/06/04 Re: [PR] chore: document programmatic access to Comet fallback reasons [datafusion-comet] via GitHub
2026/06/04 Re: [PR] Optimize character_length UDF performance [datafusion] via GitHub
2026/06/04 Re: [PR] improve approx_distinct for small value [datafusion] via GitHub
2026/06/04 [PR] improve approx_distinct for small value [datafusion] via GitHub
2026/06/04 Re: [I] [Feature] support concat() for BinaryType and ArrayType inputs [datafusion-comet] via GitHub
2026/06/04 Re: [I] FFI: `FFI_PhysicalOptimizerRule` missing `optimize_with_context` [datafusion] via GitHub
2026/06/04 Re: [PR] Add optimize_with_context to FFI_PhysicalOptimizerRule [datafusion] via GitHub
2026/06/04 Re: [I] Port `Literal` to use `try_to_proto` / `try_from_proto` [datafusion] via GitHub
2026/06/04 Re: [PR] feat(physical-expr): port Literal to try_to_proto / try_from_proto hooks [datafusion] via GitHub
2026/06/04 Re: [I] improve perforance for `apporx_distinct` when each group do no have many distinct value [datafusion] via GitHub
2026/06/04 [I] improve perforance for `apporx_distinct` when each group do no have many distinct value [datafusion] via GitHub
2026/06/04 Re: [PR] perf: avoid unnecessary large allocations [datafusion] via GitHub
2026/06/04 Re: [PR] feat: Add 100% Spark-compatible regex support via codegen dispatcher [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: support Spark expression json_array_length [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: support Spark expression json_array_length [datafusion-comet] via GitHub
2026/06/04 Re: [PR] perf: O(1) PlanDataInjector lookup by op kind [datafusion-comet] via GitHub
2026/06/04 Re: [PR] perf: replace CometBatchIterator FFI input path with the Arrow C Stream Interface [datafusion-comet] via GitHub
2026/06/04 [PR] chore: document programmatic access to Comet fallback reasons [datafusion-comet] via GitHub
2026/06/04 [I] Deliberately opt eligible Incompatible expressions into codegen dispatch with test coverage [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: route additional scalar expressions through codegen dispatcher [datafusion-comet] via GitHub
2026/06/04 Re: [PR] fix: clean up CometCast support-level reporting (#4501) [datafusion-comet] via GitHub
2026/06/04 Re: [I] cast expression audit follow-ups (from #4493) [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: route additional scalar expressions through codegen dispatcher [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: support StringSplitSQL for split_part [datafusion-comet] via GitHub
2026/06/04 Re: [PR] perf: avoid FFI import/export between native subtree and ShuffleWriter [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: Support Spark Expression Encode [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: Support Spark Expression Encode [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: route additional scalar expressions through codegen dispatcher [datafusion-comet] via GitHub
2026/06/04 Re: [I] Release DataFusion `54.0.0` (Apr 2026 / May 2026) [datafusion] via GitHub
2026/06/04 Re: [PR] feat: route additional scalar expressions through codegen dispatcher [datafusion-comet] via GitHub
2026/06/04 [PR] chore: Define backport criteria [datafusion] via GitHub
2026/06/04 [I] chore: discuss Backport criteria [datafusion] via GitHub
2026/06/04 Re: [PR] feat: 100% Spark-compatible JSON support via codegen dispatcher [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: route additional scalar expressions through codegen dispatcher [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: route aes_encrypt / aes_decrypt / try_aes_decrypt through codegen dispatcher [datafusion-comet] via GitHub
2026/06/04 Re: [I] Support aes_encrypt / aes_decrypt / try_aes_decrypt natively [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: route aes_encrypt / aes_decrypt / try_aes_decrypt through codegen dispatcher [datafusion-comet] via GitHub
2026/06/04 Re: [PR] fix: Enable sliding window execution for covar_pop, covar_samp, and corr [datafusion] via GitHub
2026/06/04 Re: [PR] feat: Stage based fallback [datafusion-comet] via GitHub
2026/06/04 Re: [PR] fix: clean up CometCast support-level reporting (#4501) [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: 100% Spark-compatible JSON support via codegen dispatcher [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: support StringSplitSQL for split_part [datafusion-comet] via GitHub
2026/06/04 Re: [PR] test: cover array date cast fallback [datafusion-comet] via GitHub
2026/06/04 Re: [PR] fix: clean up CometCast support-level reporting (#4501) [datafusion-comet] via GitHub
2026/06/04 [PR] fix: Enable sliding window execution for covar_pop, covar_samp, and corr [datafusion] via GitHub
2026/06/04 Re: [PR] chore: Update to arrow/parquet 59.0.0 [datafusion] via GitHub
2026/06/04 Re: [PR] chore: Update to arrow/parquet 59.0.0 [datafusion] via GitHub
2026/06/04 [I] Sliding window execution fails for covar_pop, covar_samp, and corr [datafusion] via GitHub
2026/06/04 [PR] Use command line options for CORS origins/methods instead of env vars [datafusion-ballista] via GitHub
2026/06/04 Re: [PR] chore: Update to arrow/parquet 59.0.0 [datafusion] via GitHub
2026/06/04 Re: [PR] chore: Update to arrow/parquet 59.0.0 [datafusion] via GitHub
2026/06/04 Re: [PR] chore: Update to arrow/parquet 59.0.0 [datafusion] via GitHub
2026/06/04 [PR] fix: thread evalMode and tidy cast support reasons in CometCast (#4501) [datafusion-comet] via GitHub
2026/06/04 [PR] Add support for TABLE command in Postgresql [datafusion-sqlparser-rs] via GitHub
2026/06/04 Re: [PR] fix: Scale semi/anti-join column stats by estimated row count [datafusion] via GitHub
2026/06/04 [PR] fix: gate bit_length/octet_length on BinaryType and downgrade translate [datafusion-comet] via GitHub
2026/06/04 Re: [PR] docs: add audit-expression-page skill for auditing the expression support page [datafusion-comet] via GitHub
2026/06/04 Re: [PR] docs: add audit-expression-page skill for auditing the expression support page [datafusion-comet] via GitHub
2026/06/04 Re: [I] BufferExec and AnalyzeExec should report eager evaluation [datafusion] via GitHub
2026/06/04 Re: [PR] Mark BufferExec and AnalyzeExec as eager [datafusion] via GitHub
2026/06/04 Re: [PR] Optimize Dictionary groupings [datafusion] via GitHub
2026/06/04 Re: [PR] Spark quote function implementation [datafusion] via GitHub
2026/06/04 Re: [PR] feat: implement native native existence join support [datafusion-comet] via GitHub
2026/06/04 Re: [PR] Optimize Dictionary groupings [datafusion] via GitHub
2026/06/04 Re: [I] [EPIC] Implement Range Partitioning [datafusion] via GitHub
2026/06/04 Re: [PR] feat: Support Spark Expression Encode [datafusion-comet] via GitHub
2026/06/04 Re: [PR] chore: Update to arrow/parquet 59.0.0 [datafusion] via GitHub
2026/06/04 Re: [PR] chore: Update to arrow/parquet 59.0.0 [datafusion] via GitHub
2026/06/04 Re: [PR] chore: Update to arrow/parquet 59.0.0 [datafusion] via GitHub
2026/06/04 Re: [PR] chore: Update to arrow/parquet 59.0.0 [datafusion] via GitHub
2026/06/04 Re: [I] [EPIC] TUI Improvements [datafusion-ballista] via GitHub
2026/06/04 Re: [PR] chore: Update to arrow/parquet 59.0.0 [datafusion] via GitHub
2026/06/04 Re: [PR] chore: Update to arrow/parquet 59.0.0 [datafusion] via GitHub
2026/06/04 Re: [PR] chore: Update to arrow/parquet 59.0.0 [datafusion] via GitHub
2026/06/04 Re: [PR] chore: Update to arrow/parquet 59.0.0 [datafusion] via GitHub
2026/06/04 Re: [PR] chore: Update to arrow/parquet 59.0.0 [datafusion] via GitHub
2026/06/04 Re: [PR] chore: Update to arrow/parquet 59.0.0 [datafusion] via GitHub
2026/06/04 Re: [I] [DISCUSS] Simplify regex engine + incompatibility config model [datafusion-comet] via GitHub
2026/06/04 Re: [PR] fix: Scale semi/anti-join column stats by estimated row count [datafusion] via GitHub
2026/06/04 Re: [PR] fix: Scale semi/anti-join column stats by estimated row count [datafusion] via GitHub
2026/06/04 Re: [I] [Refactor] Introduce a build-report lifecycle handle for hash-join partitions [datafusion] via GitHub
2026/06/04 Re: [PR] Refactor hash join build-report lifecycle into `BuildReportHandle` [datafusion] via GitHub
2026/06/04 Re: [I] Comet native Iceberg scan duplicates rows when splitting a single-row-group Parquet file into multiple byte-range tasks [datafusion-comet] via GitHub
2026/06/04 [I] Expose SessionContext.create_physical_expr for logical-to-physical Expr conversion [datafusion-python] via GitHub
2026/06/04 [I] Pipeline FFI types: missing Protocols, ABCs, and capsule helpers [datafusion-python] via GitHub
2026/06/04 [I] Surface foreign ExecutionPlan metrics via FFI (FFI_MetricsSet) [datafusion-python] via GitHub
2026/06/04 [I] Expose SessionContext.add_analyzer_rule for Python-defined analyzer rules [datafusion-python] via GitHub
2026/06/04 [I] Expose SessionContext.add_optimizer_rule for Python-defined logical optimizer rules [datafusion-python] via GitHub
2026/06/04 [I] Expose SessionContext.register_higher_order_function / deregister_higher_order_function (v54) [datafusion-python] via GitHub
2026/06/04 [I] Expose SessionContext.register_variable / deregister_variable for SQL @var support [datafusion-python] via GitHub
2026/06/04 [PR] feat: expose SessionContext.copied_config and parse_capacity_limit [datafusion-python] via GitHub
2026/06/04 [PR] feat: expose SessionContext.write_csv, write_json, write_parquet [datafusion-python] via GitHub
2026/06/04 Re: [PR] feat: 100% Spark-compatible JSON support via codegen dispatcher [datafusion-comet] via GitHub
2026/06/04 [PR] feat: expose arrow_field, arrow_try_cast, cast_to_type, with_metadata [datafusion-python] via GitHub
2026/06/04 [PR] feat: expose array_compact, array_normalize, cosine_distance, inner_product [datafusion-python] via GitHub
2026/06/04 Re: [PR] fix: [branch-0.16] prevent native sort crash for Struct(Map(...)) keys [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: add native support for pmod expression [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: add native support for pmod expression [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: custom Rust UDFs [experimental] [skip ci] [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: custom Rust UDFs [experimental] [skip ci] [datafusion-comet] via GitHub
2026/06/04 Re: [I] [Bug] next_day does not throw under spark.sql.ansi.enabled=true [datafusion-comet] via GitHub
2026/06/04 Re: [PR] fix: honor ANSI mode for make_date/next_day and stop next_day trimming [datafusion-comet] via GitHub
2026/06/04 Re: [I] [Bug] make_date does not throw under spark.sql.ansi.enabled=true [datafusion-comet] via GitHub
2026/06/04 Re: [I] [Bug] next_day trims whitespace from dayOfWeek; Spark does not [datafusion-comet] via GitHub
2026/06/04 Re: [I] Reduce Github Action Usage [datafusion] via GitHub
2026/06/04 [PR] test: cover array date cast fallback [datafusion-comet] via GitHub
2026/06/04 Re: [I] Reduce Github Action Usage [datafusion] via GitHub
2026/06/04 Re: [I] Reduce Github Action Usage [datafusion] via GitHub
2026/06/04 Re: [PR] fix: CAST(MapType AS MapType) falls back even though native ... [datafusion-comet] via GitHub
2026/06/04 Re: [I] Hash aggregation produces batches reporting huge memory size [datafusion] via GitHub
2026/06/04 Re: [PR] test: benchmarks and SLT tests for push-down TopK through join [datafusion] via GitHub
2026/06/04 Re: [PR] Optimize Dictionary groupings [datafusion] via GitHub
2026/06/04 Re: [PR] Optimize Dictionary groupings [datafusion] via GitHub
2026/06/04 Re: [I] NestedLoopJoinExec spill path: untracked allocation overshoots memory pool [datafusion] via GitHub
2026/06/04 Re: [I] Hash aggregation produces batches reporting huge memory size [datafusion] via GitHub
2026/06/04 Re: [PR] bench: add predicate_eval SQL micro-benchmark suite for conjunctive filter evaluation [datafusion] via GitHub
2026/06/04 [PR] feat: support StringSplitSQL for split_part [datafusion-comet] via GitHub
2026/06/04 [PR] fix: Scale semi/anti-join column stats by estimated row count [datafusion] via GitHub
2026/06/04 Re: [PR] fix: Scale semi/anti-join column stats by estimated row count [datafusion] via GitHub
2026/06/04 Re: [PR] bench: add predicate_eval SQL micro-benchmark suite for conjunctive filter evaluation [datafusion] via GitHub
2026/06/04 Re: [PR] feat: add Comet CachedBatchSerializer for native in-memory cache [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: support size() for MapType input [datafusion-comet] via GitHub
2026/06/04 Re: [I] Add csharp support [datafusion] via GitHub
2026/06/04 Re: [I] Unambiguous Column Reference Error Not Triggered in SQL Query [datafusion] via GitHub
2026/06/04 Re: [I] SMALLINT addition overflow should error instead of silently wrapping [datafusion] via GitHub
2026/06/04 Re: [I] Support Expanding OR Conditions in INNER JOIN into Multiple Mutually Exclusive Branches [datafusion] via GitHub
2026/06/04 Re: [PR] test: benchmarks and SLT tests for push-down TopK through join [datafusion] via GitHub
2026/06/04 Re: [I] Concurrent cache misses on the same path trigger duplicate metadata loads in FileMetadataCache [datafusion] via GitHub
2026/06/04 Re: [PR] fix: remove summary frontmatter from Comet EKS blog post [datafusion-site] via GitHub
2026/06/04 Re: [PR] Push down topk through join [datafusion] via GitHub
2026/06/04 Re: [PR] test: benchmarks and SLT tests for push-down TopK through join [datafusion] via GitHub
2026/06/04 [PR] fix: remove summary frontmatter from Comet EKS blog post [datafusion-site] via GitHub
2026/06/04 Re: [PR] feat: Add Native Support for In-Memory Cache [datafusion-comet] via GitHub
2026/06/04 Re: [I] Explore options for accelerating InMemoryTableScanExec [datafusion-comet] via GitHub
2026/06/04 Re: [PR] Add optimize_with_context to FFI_PhysicalOptimizerRule [datafusion] via GitHub
2026/06/04 Re: [PR] Add optimize_with_context to FFI_PhysicalOptimizerRule [datafusion] via GitHub
2026/06/04 Re: [PR] Add optimize_with_context to FFI_PhysicalOptimizerRule [datafusion] via GitHub
2026/06/04 Re: [PR] feat: Add Native Support for In-Memory Cache [datafusion-comet] via GitHub
2026/06/04 Re: [PR] Add optimize_with_context to FFI_PhysicalOptimizerRule [datafusion] via GitHub
2026/06/04 [PR] Add native support for in-memory cache [datafusion-comet] via GitHub
2026/06/04 Re: [PR] docs: revise OptimizerRule trait method descriptions [datafusion] via GitHub
2026/06/04 Re: [PR] docs: revise OptimizerRule trait method descriptions [datafusion] via GitHub
2026/06/04 Re: [PR] docs: revise OptimizerRule trait method descriptions [datafusion] via GitHub
2026/06/04 Re: [PR] Add map_transform UDF [datafusion] via GitHub
2026/06/04 Re: [PR] feat: support size() for MapType input [datafusion-comet] via GitHub
2026/06/04 Re: [PR] feat: support size() for MapType input [datafusion-comet] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [I] Join per-column stats not scaled with estimated row count [datafusion] via GitHub
2026/06/04 [I] Join per-column stats not scaled with estimated row count [datafusion] via GitHub
2026/06/04 Re: [PR] fix: Skip `fork` and `forkserver` on `win32` [datafusion-python] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] test: add timestamp ntz array cast coverage [datafusion-comet] via GitHub
2026/06/04 Re: [PR] bench: add predicate_eval SQL micro-benchmark suite for conjunctive filter evaluation [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] perf: Reorder predicates in conjuncts via simple heuristic [datafusion] via GitHub
2026/06/04 Re: [I] Reorder boolean expressions (including filter predicates) according to evaluation cost / selectivity [datafusion] via GitHub
2026/06/04 Re: [PR] Add `array_product` UDF [datafusion] via GitHub
2026/06/04 Re: [PR] docs: revise OptimizerRule trait method descriptions [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] Add declared file scan output partitioning [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] feat: add max_row_group_bytes option to ParquetOptions [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] Push down topk through join [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 [I] Comet native Iceberg scan duplicates rows when splitting a single-row-group Parquet file into multiple byte-range tasks [datafusion-comet] via GitHub
2026/06/04 Re: [I] NestedLoopJoinExec spill path: untracked allocation overshoots memory pool [datafusion] via GitHub
2026/06/04 Re: [PR] Fix correlated EXISTS with constant-false predicate produces dangling mark column reference [datafusion] via GitHub
2026/06/04 Re: [I] NestedLoopJoinExec spill path: untracked allocation overshoots memory pool [datafusion] via GitHub
2026/06/04 Re: [PR] fix: preserve timestamp precision when coercing mixed time units [datafusion] via GitHub
2026/06/04 Re: [PR] fix: UNIQUE constraint with NULLs incorrectly collapses GROUP BY groups [datafusion] via GitHub
2026/06/04 Re: [PR] Fix correlated EXISTS with constant-false predicate produces dangling mark column reference [datafusion] via GitHub
2026/06/04 Re: [PR] fix generate_series table function overflows [datafusion] via GitHub
2026/06/04 [PR] test: benchmarks and SLT tests for push-down TopK through join [datafusion] via GitHub
2026/06/04 Re: [PR] fix factorial(21) should not overflow when PostgreSQL returns a numeric answer [datafusion] via GitHub
2026/06/04 Re: [PR] Fix log(0.0::float8) should error, not return -inf [datafusion] via GitHub
2026/06/04 Re: [PR] fix: SMALLINT addition overflow should error instead of silently wrapping [datafusion] via GitHub
2026/06/04 Re: [I] Incorrect timestamp comparison with mixed time units [datafusion] via GitHub
2026/06/04 Re: [PR] fix: raise AmbiguousReference error for duplicate column names in subquery [datafusion] via GitHub
2026/06/04 Re: [PR] fix: UNIQUE constraint with NULLs incorrectly collapses GROUP BY groups [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] feat: Support Expanding OR Conditions in INNER JOIN into Multiple Mutually Exclusive Branches [datafusion] via GitHub
2026/06/04 [PR] fix: timestamp comparisons to coerce to finer unit [datafusion] via GitHub
2026/06/04 Re: [PR] Fix DataFusion drops grouped MIN/MAX rows with NULL sort keys under ORDER BY + LIMIT [datafusion] via GitHub
2026/06/04 Re: [PR] refactor: Split hash aggregation logic into separated streams [datafusion] via GitHub
2026/06/04 Re: [PR] Fix volatile scalar subquery deduplication [datafusion] via GitHub
2026/06/04 Re: [PR] Fix volatile scalar subquery deduplication [datafusion] via GitHub