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• • Re: [I] feat: add GroupColumn support for List / Struct / Map / FixedSizeList in multi-column GROUP BY [datafusion] via GitHub
• [PR] Move source-specific UDF rewrite functionality to `datafusion-datasource` [datafusion] via GitHub
  • Re: [PR] Move source-specific UDF rewrite functionality to `datafusion-datasource` [datafusion] via GitHub
  • Re: [PR] Move source-specific UDF rewrite functionality to `datafusion-datasource` [datafusion] via GitHub
  • Re: [PR] Move source-specific UDF rewrite functionality to `datafusion-datasource` [datafusion] via GitHub
  • Re: [PR] Move source-specific UDF rewrite functionality to `datafusion-datasource` [datafusion] via GitHub
  • Re: [PR] Group scan time expression rewrite functionality for UDFs in new module in `datafusion-physical-expr-adapter` [datafusion] via GitHub
  • Re: [PR] Group scan time expression rewrite functionality for UDFs in new module in `datafusion-physical-expr-adapter` [datafusion] via GitHub
• [PR] feat: parallel sort-preserving merge (PSRS) for >2x merge speedup [datafusion] via GitHub
  • Re: [PR] feat: parallel sort-preserving merge (PSRS) for >2x merge speedup [datafusion] via GitHub
  • Re: [PR] feat: parallel sort-preserving merge (PSRS) for >2x merge speedup [datafusion] via GitHub
  • Re: [PR] feat: parallel sort-preserving merge (PSRS) for >2x merge speedup [datafusion] via GitHub
  • Re: [PR] feat: parallel sort-preserving merge (PSRS) for >2x merge speedup [datafusion] via GitHub
• Re: [PR] Support null aware hash mark-joins [datafusion] via GitHub
• Re: [I] Port `ScalarSubqueryExpr` to use `try_to_proto` / `try_from_proto` [datafusion] via GitHub
  • Re: [I] Port `ScalarSubqueryExpr` to use `try_to_proto` / `try_from_proto` [datafusion] via GitHub
  • Re: [I] Port `ScalarSubqueryExpr` to use `try_to_proto` / `try_from_proto` [datafusion] via GitHub
  • Re: [I] Port `ScalarSubqueryExpr` to use `try_to_proto` / `try_from_proto` [datafusion] via GitHub
• [PR] Move Parquet `input_file_name()` tests to `input_file_name.slt` [datafusion] via GitHub
  • Re: [PR] Move Parquet `input_file_name()` tests to `input_file_name.slt` [datafusion] via GitHub
• Re: [D] DISCUSSION: Boston Datafusion Meetup September 2026 [datafusion] via GitHub
  • Re: [D] DISCUSSION: Boston Datafusion Meetup September 2026 [datafusion] via GitHub
  • Re: [D] DISCUSSION: Boston Datafusion Meetup September 2026 [datafusion] via GitHub
• [PR] chore: `cargo update -p quinn` to resolve security audit issue [datafusion] via GitHub
  • Re: [PR] chore: `cargo update -p quinn` to resolve security audit issue [datafusion] via GitHub
• Re: [I] Optimized logical plans produce invalid DuckDB SQL [datafusion] via GitHub
• Re: [I] `join_using` creates duplicate output fields [datafusion] via GitHub
  • Re: [I] `join_using` creates duplicate output fields [datafusion] via GitHub
• [PR] chore: fix clippy warn in vscode [datafusion] via GitHub
  • Re: [PR] chore: fix clippy warn in vscode [datafusion] via GitHub
  • Re: [PR] chore: fix clippy warn in vscode [datafusion] via GitHub
  • Re: [PR] chore: fix clippy warn in vscode [datafusion] via GitHub
  • Re: [PR] chore: fix clippy warn in vscode [datafusion] via GitHub
• [PR] chore(deps): bump the all-other-cargo-deps group with 5 updates [datafusion] via GitHub
  • Re: [PR] chore(deps): bump the all-other-cargo-deps group across 1 directory with 5 updates [datafusion] via GitHub
  • [PR] chore(deps): bump the all-other-cargo-deps group with 5 updates [datafusion] via GitHub
  • Re: [PR] chore(deps): bump the all-other-cargo-deps group with 5 updates [datafusion] via GitHub
• [PR] chore(deps): bump object_store from 0.13.2 to 0.14.0 [datafusion] via GitHub
  • Re: [PR] chore(deps): bump object_store from 0.13.2 to 0.14.0 [datafusion] via GitHub
  • Re: [PR] chore(deps): bump object_store from 0.13.2 to 0.14.0 [datafusion] via GitHub
  • Re: [PR] chore(deps): bump object_store from 0.13.2 to 0.14.0 [datafusion] via GitHub
  • Re: [PR] chore(deps): bump object_store from 0.13.2 to 0.14.0 [datafusion] via GitHub
• [PR] chore(deps): bump itertools from 0.14.0 to 0.15.0 [datafusion] via GitHub
  • Re: [PR] chore(deps): bump itertools from 0.14.0 to 0.15.0 [datafusion] via GitHub
• [PR] chore(deps): update maturin requirement from <2,>=1.14.0 to >=1.14.1,<2 in /docs [datafusion] via GitHub
  • Re: [PR] chore(deps): update maturin requirement from <2,>=1.14.0 to >=1.14.1,<2 in /docs [datafusion] via GitHub
• [PR] chore(deps): bump pbjson-types from 0.8.0 to 0.9.0 in the proto group [datafusion] via GitHub
  • Re: [PR] chore(deps): bump pbjson-types from 0.8.0 to 0.9.0 in the proto group [datafusion] via GitHub
  • Re: [PR] chore(deps): bump pbjson-types from 0.8.0 to 0.9.0 in the proto group [datafusion] via GitHub
  • [PR] chore(deps): bump pbjson-types from 0.8.0 to 0.9.0 in the proto group [datafusion] via GitHub
• [PR] chore(deps): bump actions/checkout from 6.0.3 to 7.0.0 [datafusion] via GitHub
  • Re: [PR] chore(deps): bump actions/checkout from 6.0.3 to 7.0.0 [datafusion] via GitHub
• [PR] chore(deps): bump taiki-e/install-action from 2.81.11 to 2.82.2 [datafusion] via GitHub
  • Re: [PR] chore(deps): bump taiki-e/install-action from 2.81.11 to 2.82.2 [datafusion] via GitHub
• [I] Simplify `AggregateHashTable<PartialSkip>` [datafusion] via GitHub
• [I] Add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
• Re: [PR] Hive: Support DISTRIBUTE BY and SORT BY in window specs [datafusion-sqlparser-rs] via GitHub
• [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
  • Re: [PR] feat: add CollectLeft partition mode to SortMergeJoinExec [datafusion] via GitHub
• Re: [PR] fix(lambda): only push referenced params into the merged batch [datafusion] via GitHub
  • Re: [PR] fix(lambda): only push referenced params into the merged batch [datafusion] via GitHub
  • Re: [PR] fix(lambda): only push referenced params into the merged batch [datafusion] via GitHub
  • Re: [PR] fix(lambda): only push referenced params into the merged batch [datafusion] via GitHub
  • Re: [PR] fix(lambda): only push referenced params into the merged batch [datafusion] via GitHub
  • Re: [PR] fix(lambda): only push referenced params into the merged batch [datafusion] via GitHub
  • Re: [PR] fix(lambda): only push referenced params into the merged batch [datafusion] via GitHub
  • Re: [PR] fix(lambda): only push referenced params into the merged batch [datafusion] via GitHub
  • Re: [PR] fix(lambda): only push referenced params into the merged batch [datafusion] via GitHub
  • Re: [PR] fix(lambda): only push referenced params into the merged batch [datafusion] via GitHub
• [PR] remove deprecated APIs: RowIndex, raw_data, check_arrow_schema_type_compatible, try_new_with_having [datafusion] via GitHub
  • Re: [PR] remove deprecated APIs: RowIndex, raw_data, check_arrow_schema_type_compatible, try_new_with_having [datafusion] via GitHub
  • Re: [PR] remove deprecated APIs: RowIndex, raw_data, check_arrow_schema_type_compatible, try_new_with_having [datafusion] via GitHub
  • Re: [PR] remove deprecated APIs: RowIndex, raw_data, check_arrow_schema_type_compatible, try_new_with_having [datafusion] via GitHub
  • Re: [PR] remove deprecated APIs: RowIndex, raw_data, check_arrow_schema_type_compatible, try_new_with_having [datafusion] via GitHub
• [I] Ability to configure custom SQL parser dialects on session config [datafusion] via GitHub
• Re: [PR] fix: return NULL for negative array subscripts in PostgreSQL dialect [datafusion] via GitHub
• Re: [PR] feat: Pinot-style colocated-join optimizer for hash-bucketed tables [datafusion-ballista] via GitHub
• [I] Perf: Improve SortPreservingMerge performance [datafusion] via GitHub
  • Re: [I] Perf: Improve SortPreservingMerge performance [datafusion] via GitHub
• [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker; optimize inner loop [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker; optimize inner loop [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker; optimize inner loop [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker; optimize inner loop [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker; optimize inner loop [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker; optimize inner loop [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker; optimize inner loop [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker; optimize inner loop [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker; optimize inner loop [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker; optimize inner loop [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker; optimize inner loop [datafusion] via GitHub
  • Re: [PR] Perf: avoid redundant comparison in SortPreservingMerge round-robin tie-breaker; optimize inner loop [datafusion] via GitHub
• Re: [PR] feat: Support Spark levenshtein expression in native execution [datafusion-comet] via GitHub
  • Re: [PR] feat: Support Spark levenshtein expression in native execution [datafusion-comet] via GitHub
• [PR] Upstream/poll now notify on work available [datafusion-ballista] via GitHub
  • Re: [PR] feat: add `poll_now_notify` to `poll_loop` and `on_work_available` callback [datafusion-ballista] via GitHub
• [PR] feat: allow an external semaphore for executor task concurrency [datafusion-ballista] via GitHub
  • Re: [PR] feat: allow an external semaphore for executor task concurrency [datafusion-ballista] via GitHub
  • Re: [PR] feat: allow an external semaphore for executor task concurrency [datafusion-ballista] via GitHub
• [PR] feat: add a broadcast channel for job state event notifications [datafusion-ballista] via GitHub
  • Re: [PR] feat: add a broadcast channel for job state event notifications [datafusion-ballista] via GitHub
• [PR] chore(deps): bump rustls from 0.23.40 to 0.23.41 [datafusion-ballista] via GitHub
  • Re: [PR] chore(deps): bump rustls from 0.23.40 to 0.23.41 [datafusion-ballista] via GitHub
• [PR] chore(deps): bump object_store from 0.13.2 to 0.14.0 [datafusion-ballista] via GitHub
• [PR] Re-enabled null-equal join dynamic filters with an IS NULL predicate. [datafusion] via GitHub
  • Re: [PR] Re-enabled null-equal join dynamic filters with an IS NULL predicate. [datafusion] via GitHub
  • Re: [PR] fix: re-enabled null-equal join dynamic filters with an IS NULL predicate. [datafusion] via GitHub
  • Re: [PR] fix: re-enable null-equal join dynamic filters with an IS NULL predicate [datafusion] via GitHub
  • Re: [PR] fix: re-enable null-equal join dynamic filters with an IS NULL predicate [datafusion] via GitHub
  • Re: [PR] fix: re-enable null-equal join dynamic filters with an IS NULL predicate [datafusion] via GitHub
• [I] [DISSCUSSION] Clarify public ExecutionPlan transformation contracts for optimizer-added state [datafusion] via GitHub
• Re: [PR] feat: placeholders in execution plans [datafusion] via GitHub
• Re: [PR] feat: add DROP pipe operator support [datafusion] via GitHub
• Re: [PR] Reapply "Fix/support duplicate column names" [datafusion] via GitHub
• Re: [PR] proto: preserve DynamicFilterPhysicalExpr identity across round-trip [datafusion] via GitHub
• [PR] Kept null-aware anti-join NULLs in the pushed dynamic filter. [datafusion] via GitHub
  • Re: [PR] fix: kept null-aware anti-join NULLs in the pushed dynamic filter. [datafusion] via GitHub
  • Re: [PR] fix: kept null-aware anti-join NULLs in the pushed dynamic filter. [datafusion] via GitHub
  • Re: [PR] fix: kept null-aware anti-join NULLs in the pushed dynamic filter. [datafusion] via GitHub
  • Re: [PR] fix: kept null-aware anti-join NULLs in the pushed dynamic filter. [datafusion] via GitHub
  • Re: [PR] fix: kept null-aware anti-join NULLs in the pushed dynamic filter. [datafusion] via GitHub
  • Re: [PR] fix: kept null-aware anti-join NULLs in the pushed dynamic filter. [datafusion] via GitHub
  • Re: [PR] fix: keep null-aware anti-join NULLs in the pushed dynamic filter [datafusion] via GitHub
  • Re: [PR] fix: keep null-aware anti-join NULLs in the pushed dynamic filter [datafusion] via GitHub
• [I] Null-aware anti join (`NOT IN`) returns rows when join dynamic filter pushdown drops the probe NULL [datafusion] via GitHub
  • Re: [I] Null-aware anti join (`NOT IN`) returns rows when join dynamic filter pushdown drops the probe NULL [datafusion] via GitHub
• Re: [I] Optimize object store accesses for the CSV scanner [datafusion] via GitHub
• Re: [I] Expose Range Partitioning Across FFI Boundaries [datafusion] via GitHub
  • Re: [I] Expose Range Partitioning Across FFI Boundaries [datafusion] via GitHub
• Re: [I] Support planning logical range repartitioning [datafusion] via GitHub
  • Re: [I] Support planning logical range repartitioning [datafusion] via GitHub
  • Re: [I] Support planning logical range repartitioning [datafusion] via GitHub
  • Re: [I] Support planning logical range repartitioning [datafusion] via GitHub
  • Re: [I] Support planning logical range repartitioning [datafusion] via GitHub
  • Re: [I] Support planning logical range repartitioning [datafusion] via GitHub
  • Re: [I] Support planning logical range repartitioning [datafusion] via GitHub
• Re: [PR] perf: optimize object store requests when reading CSV [datafusion] via GitHub
  • Re: [PR] perf: optimize object store requests when reading CSV [datafusion] via GitHub
  • Re: [PR] perf: optimize object store requests when reading CSV [datafusion] via GitHub
  • Re: [PR] perf: optimize object store requests when reading CSV [datafusion] via GitHub
  • Re: [PR] perf: optimize object store requests when reading CSV [datafusion] via GitHub
  • Re: [PR] perf: optimize object store requests when reading CSV [datafusion] via GitHub
  • Re: [PR] perf: optimize object store requests when reading CSV [datafusion] via GitHub
• Re: [PR] refactor(shim): add new shim infra with `enableIfVer` macro to avoid shims duplication [datafusion-comet] via GitHub
  • Re: [PR] refactor(shim): add new shim infra with `enableIfVer` macro to avoid shims duplication [datafusion-comet] via GitHub
  • Re: [PR] refactor(shim): add new shim infra with `enableIfVer` macro to avoid shims duplication [datafusion-comet] via GitHub
  • Re: [PR] refactor(shim): add new shim infra with `enableIfVer` macro to avoid shims duplication [datafusion-comet] via GitHub
• [PR] refactor: share Spark 4.1+ shim sources to remove duplication [datafusion-comet] via GitHub
  • Re: [PR] refactor: share Spark 4.1+ shim sources to remove duplication [datafusion-comet] via GitHub
• [PR] [sql]: remove deprecated TableReference re-exports [datafusion] via GitHub
  • Re: [PR] [sql]: remove deprecated TableReference re-exports [datafusion] via GitHub
• Re: [I] native_datafusion more permissive than Spark 3.x when reading Parquet TimestampNTZ columns [datafusion-comet] via GitHub
• [PR] chore: remove deprecated DFParser::new & DFParser::new_with_dialect [datafusion] via GitHub
  • Re: [PR] [sql]: remove old deprecated `DFParser::new` and `DFParser::new_with_dialect` [datafusion] via GitHub
  • Re: [PR] [sql]: remove old deprecated `DFParser::new` and `DFParser::new_with_dialect` [datafusion] via GitHub
  • Re: [PR] [sql]: remove old deprecated `DFParser::new` and `DFParser::new_with_dialect` [datafusion] via GitHub
• [PR] chore: apply same SBT profile for Spark 4.0 [datafusion-comet] via GitHub
  • Re: [PR] chore: apply same SBT profile for Spark 4.0 [datafusion-comet] via GitHub
• Re: [I] Support logical protobuf serialization for range repartitioning [datafusion] via GitHub
• [PR] [physical-plan]: remove deprecated UnionExec::new [datafusion] via GitHub
  • Re: [PR] [physical-plan]: remove deprecated UnionExec::new [datafusion] via GitHub
  • Re: [PR] [physical-plan]: remove deprecated UnionExec::new [datafusion] via GitHub
• [I] Remove redundant partitioned_by_file_group file scan state [datafusion] via GitHub
  • Re: [I] Remove redundant partitioned_by_file_group file scan field [datafusion] via GitHub
• [I] Reduce boilerplate in native expression implementations [datafusion-comet] via GitHub
  • Re: [I] Reduce boilerplate in native expression implementations [datafusion-comet] via GitHub
• Re: [PR] Add `ListingOptions::output_partitioning` and `FileScanConfig::output_partitioning` for pre-defined file partitioning [datafusion] via GitHub
  • Re: [PR] Add `ListingOptions::output_partitioning` and `FileScanConfig::output_partitioning` for pre-defined file partitioning [datafusion] via GitHub
  • Re: [PR] Add `ListingOptions::output_partitioning` and `FileScanConfig::output_partitioning` for pre-defined file partitioning [datafusion] via GitHub
  • Re: [PR] Add `ListingOptions::output_partitioning` and `FileScanConfig::output_partitioning` for pre-defined file partitioning [datafusion] via GitHub
  • Re: [PR] Add `ListingOptions::output_partitioning` and `FileScanConfig::output_partitioning` for pre-defined file partitioning [datafusion] via GitHub
  • Re: [PR] Add `ListingOptions::output_partitioning` and `FileScanConfig::output_partitioning` for pre-defined file partitioning [datafusion] via GitHub
  • Re: [PR] Add `ListingOptions::output_partitioning` and `FileScanConfig::output_partitioning` for pre-defined file partitioning [datafusion] via GitHub
  • Re: [PR] Add `ListingOptions::output_partitioning` and `FileScanConfig::output_partitioning` for pre-defined file partitioning [datafusion] via GitHub

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