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2026/05/21
[PR] feat: Implement TimeType support - Infrastructure - shuffle [datafusion-comet]
via GitHub
2026/05/21
[I] perf: Use bulk-NULL builders in split and substring [datafusion-comet]
via GitHub
2026/05/21
[I] Implement TimeType support: Infrastructure - shuffle [datafusion-comet]
via GitHub
2026/05/21
[PR] fix: float <-> decimal coercion should coerce to float [datafusion]
via GitHub
2026/05/21
Re: [I] Implement tiered CI approach [datafusion-comet]
via GitHub
2026/05/21
Re: [I] Coercion between floating point types and exact numeric types should result in floating point type as the common super type [datafusion]
via GitHub
2026/05/21
[I] `recompute_schema()` is broken with `LogicalPlan::Union` [datafusion]
via GitHub
2026/05/21
Re: [PR] Fix: compact view buffers in ScalarValue::compact for all container t… [datafusion]
via GitHub
2026/05/21
[PR] [branch-54] Fix: compact view buffers in ScalarValue::compact for all container types (#21934) [datafusion]
via GitHub
2026/05/21
Re: [PR] fix: respect Parquet column order when pruning [datafusion]
via GitHub
2026/05/21
Re: [PR] Fix: compact view buffers in ScalarValue::compact for all container t… [datafusion]
via GitHub
2026/05/21
Re: [I] ScalarValue::compacted() does not free unused view-buffer memory for Utf8View / BinaryView arrays [datafusion]
via GitHub
2026/05/21
Re: [PR] Revert "Add `ExecutionPlan::apply_expressions()` (#20337)" [datafusion]
via GitHub
2026/05/21
[PR] [branch-54] Revert "Add `ExecutionPlan::apply_expressions()` (#20337)" (#22437) [datafusion]
via GitHub
2026/05/21
Re: [PR] Fix: compact view buffers in ScalarValue::compact for all container t… [datafusion]
via GitHub
2026/05/21
Re: [I] [DISCUSS] Simplify regex engine + incompatibility config model [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] fix: handle `IS TRUE` correctly in `EliminateOuterJoin` [datafusion]
via GitHub
2026/05/21
Re: [I] Add ExistenceJoin support to Comet native execution [datafusion-comet]
via GitHub
2026/05/21
[PR] fix: handle `IS TRUE` properly in `EliminateOuterJoin` [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: add native support for cardinality() expression [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: add native support for cardinality() expression [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: re-enable COUNT for mixed Spark partial / Comet final aggregates [datafusion-comet]
via GitHub
2026/05/21
[I] Recover q83 broadcast/subquery reuse lost by CometBroadcastExchangeExec.doCanonicalize fix in #4374 [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: re-enable COUNT for mixed Spark partial / Comet final aggregates [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: vendor-pluggable S3 credentials for native scans [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: re-enable COUNT for mixed Spark partial / Comet final aggregates [datafusion-comet]
via GitHub
2026/05/21
Re: [I] Implement tiered CI approach [datafusion-comet]
via GitHub
2026/05/21
Re: [I] Placeholder datatype not inferred for `Expr::InSubquery` [datafusion]
via GitHub
2026/05/21
Re: [PR] Fix: Infer placeholder type from subquery [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: Support Spark Expression Encode [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: Support Spark Expression Encode [datafusion-comet]
via GitHub
2026/05/21
[PR] chore: Datafusion 54 upgrade [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] Revert "Add `ExecutionPlan::apply_expressions()` (#20337)" [datafusion]
via GitHub
2026/05/21
Re: [PR] chore: df54 sync [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] Improve 54.0.0 upgrade guide for ExecutionPlan::apply_expressions [datafusion]
via GitHub
2026/05/21
Re: [I] Implement tiered CI approach [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: vendor-pluggable S3 credentials for native scans [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] Return None for cardinality overflow [datafusion]
via GitHub
2026/05/21
Re: [PR] perf: apply min-alloc split to ByteViewGroupValueBuilder::take_n (follow-up to #22165) [datafusion]
via GitHub
2026/05/21
Re: [PR] perf: apply min-alloc split to ByteViewGroupValueBuilder::take_n (follow-up to #22165) [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: re-enable COUNT for mixed Spark partial / Comet final aggregates [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] chore: wire `rint` built in function [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] Fix: Infer placeholder type from subquery [datafusion]
via GitHub
2026/05/21
[PR] [branch-54]: Backport 22404. Fix Spark slice function on negative OOB [datafusion]
via GitHub
2026/05/21
Re: [PR] [branch-54]: Backport 22404. Fix Spark `slice` function on negative OOB [datafusion]
via GitHub
2026/05/21
[PR] [df54]: Backport 22404. Fix Spark `slice` function on negative OOB [datafusion]
via GitHub
2026/05/21
Re: [PR] perf: hoist split_vec_min_alloc to datafusion-common and shrink the emitted prefix [datafusion]
via GitHub
2026/05/21
[I] Outer join elimination does not handle `IS TRUE` correctly [datafusion]
via GitHub
2026/05/21
Re: [I] Outer join elimination does not handle `IS TRUE` correctly [datafusion]
via GitHub
2026/05/21
[PR] feat: enable CometLocalTableScanExec by default [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: add native support for cardinality() expression [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: re-enable COUNT for mixed Spark partial / Comet final aggregates [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: re-enable COUNT for mixed Spark partial / Comet final aggregates [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: re-enable COUNT for mixed Spark partial / Comet final aggregates [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] fix: make BloomFilter intermediate buffer Spark-compatible [datafusion-comet]
via GitHub
2026/05/21
Re: [I] Comet JVM UDF implementations cannot be created in `spark` module [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] test: fix merge conflicts in CodegenFuzzSuite and CodegenSuite [datafusion-comet]
via GitHub
2026/05/21
Re: [I] Comet JVM UDF implementations cannot be created in `spark` module [datafusion-comet]
via GitHub
2026/05/21
Re: [I] Add support for native custom scalar UDFs [datafusion-comet]
via GitHub
2026/05/21
Re: [I] Add support for native custom scalar UDFs [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] fix(udf): declare scalar UDF signatures with Field, not ArrowType [datafusion-java]
via GitHub
2026/05/21
Re: [PR] fix(udf): declare scalar UDF signatures with Field, not ArrowType [datafusion-java]
via GitHub
2026/05/21
Re: [PR] Intermediate result blocked approach to aggregation memory management [datafusion]
via GitHub
2026/05/21
[PR] Df54 [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: add ExecutionPlan::benefits_from_output_partitioning [datafusion]
via GitHub
2026/05/21
Re: [I] Implement tiered CI approach [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: add ExecutionPlan::benefits_from_output_partitioning [datafusion]
via GitHub
2026/05/21
Re: [PR] chore: datafusion 54 sync [datafusion-comet]
via GitHub
2026/05/21
[PR] chore: datafusion 54 sync [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] chore: wire `rint` built in function [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: add ExecutionPlan::benefits_from_output_partitioning [datafusion]
via GitHub
2026/05/21
Re: [PR] chore: wire `rint` built in function [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: re-enable COUNT for mixed Spark partial / Comet final aggregates [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: vendor-pluggable S3 credentials for native scans [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: add ExecutionPlan::benefits_from_output_partitioning [datafusion]
via GitHub
2026/05/21
Re: [PR] Fix: Infer placeholder type from subquery [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: add ExecutionPlan::benefits_from_output_partitioning [datafusion]
via GitHub
2026/05/21
Re: [PR] Fix: Infer placeholder type from subquery [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: lower repartition_file_min_size default from 10 MiB to 1 MiB [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: add ExecutionPlan::benefits_from_output_partitioning [datafusion]
via GitHub
2026/05/21
Re: [I] Release DataFusion `54.0.0` (Apr 2026 / May 2026) [datafusion]
via GitHub
2026/05/21
Re: [PR] Fix: Infer placeholder type from subquery [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: add ExecutionPlan::benefits_from_output_partitioning [datafusion]
via GitHub
2026/05/21
[PR] feat: add ExecutionPlan::benefits_from_output_partitioning [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: lower repartition_file_min_size default from 10 MiB to 1 MiB [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: lower repartition_file_min_size default from 10 MiB to 1 MiB [datafusion]
via GitHub
2026/05/21
Re: [PR] Fix: Infer placeholder type from subquery [datafusion]
via GitHub
2026/05/21
Re: [PR] fix: avoid panic in TableSchema::with_table_partition_cols on shared Arc [datafusion]
via GitHub
2026/05/21
Re: [PR] Fix: Infer placeholder type from subquery [datafusion]
via GitHub
2026/05/21
[PR] DF54 follow-ups wave 1: SessionContext APIs, codec typing, test fixes [datafusion-python]
via GitHub
2026/05/21
Re: [PR] feat: disable join dynamic filter pushdown by default [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: disable join dynamic filter pushdown by default [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: disable join dynamic filter pushdown by default [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: lower repartition_file_min_size default from 10 MiB to 1 MiB [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: lower repartition_file_min_size default from 10 MiB to 1 MiB [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: lower repartition_file_min_size default from 10 MiB to 1 MiB [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: lower repartition_file_min_size default from 10 MiB to 1 MiB [datafusion]
via GitHub
2026/05/21
[PR] feat: lower repartition_file_min_size default from 10 MiB to 1 MiB [datafusion]
via GitHub
2026/05/21
Re: [PR] Support distributed processing by pickling expressions [datafusion-python]
via GitHub
2026/05/21
Re: [PR] Support distributed processing by pickling expressions [datafusion-python]
via GitHub
2026/05/21
Re: [PR] minor: move aqe executions plans to a directory [datafusion-ballista]
via GitHub
2026/05/21
Re: [PR] feat: disable join dynamic filter pushdown by default [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: disable join dynamic filter pushdown by default [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: disable join dynamic filter pushdown by default [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: add user-facing CometUDF registration [experimental] [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: add user-facing CometUDF registration [experimental] [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: disable join dynamic filter pushdown by default [datafusion]
via GitHub
2026/05/21
[PR] feat: disable join dynamic filter pushdown by default [datafusion]
via GitHub
2026/05/21
Re: [PR] MySQL: Add support for group by with rollup [datafusion-sqlparser-rs]
via GitHub
2026/05/21
Re: [PR] feat: Plumb Parquet virtual columns (row_number) through TableSchema and ParquetOpener [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: add user-facing CometUDF registration [experimental] [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] perf: minimize allocation in min/max emit_to(First(n)) [datafusion]
via GitHub
2026/05/21
Re: [PR] chore: Add existence (semi / anti ) benchmarks for hashjoinexec [datafusion]
via GitHub
2026/05/21
Re: [PR] perf: minimize allocation in min/max emit_to(First(n)) [datafusion]
via GitHub
2026/05/21
Re: [PR] chore: Add existence (semi / anti ) benchmarks for hashjoinexec [datafusion]
via GitHub
2026/05/21
Re: [PR] perf: minimize allocation in min/max emit_to(First(n)) [datafusion]
via GitHub
2026/05/21
Re: [PR] chore: Add existence (semi / anti ) benchmarks for hashjoinexec [datafusion]
via GitHub
2026/05/21
Re: [PR] perf: minimize allocation in min/max emit_to(First(n)) [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: vendor-pluggable S3 credentials for native scans [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] chore: wire `rint` built in function [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] chore: wire `rint` built in function [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] Fix: compact view buffers in ScalarValue::compact for all container t… [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: add user-facing CometUDF registration [experimental] [datafusion-comet]
via GitHub
2026/05/21
Re: [I] Release DataFusion `54.0.0` (Apr 2026 / May 2026) [datafusion]
via GitHub
2026/05/21
Re: [PR] feat: Plumb Parquet virtual columns (row_number) through TableSchema and ParquetOpener [datafusion]
via GitHub
2026/05/21
Re: [I] Port `HashTableLookupExpr` to use `try_to_proto` / `try_from_proto` [datafusion]
via GitHub
2026/05/21
Re: [I] Port `HashTableLookupExpr` to use `try_to_proto` / `try_from_proto` [datafusion]
via GitHub
2026/05/21
Re: [I] Port `HashTableLookupExpr` to use `try_to_proto` / `try_from_proto` [datafusion]
via GitHub
2026/05/21
Re: [I] Port `HashTableLookupExpr` to use `try_to_proto` / `try_from_proto` [datafusion]
via GitHub
2026/05/21
Re: [PR] Improve 54.0.0 upgrade guide for ExecutionPlan::apply_expressions [datafusion]
via GitHub
2026/05/21
Re: [PR] Revert "Add `ExecutionPlan::apply_expressions()` (#20337)" [datafusion]
via GitHub
2026/05/21
Re: [I] Port `DynamicFilterPhysicalExpr` to use `try_to_proto` / `try_from_proto` [datafusion]
via GitHub
2026/05/21
Re: [PR] Improve 54.0.0 upgrade guide for ExecutionPlan::apply_expressions [datafusion]
via GitHub
2026/05/21
[PR] fix: make BloomFilter intermediate buffer Spark-compatible [datafusion-comet]
via GitHub
2026/05/21
Re: [I] FFI: confirm `FFI_RecordBatchStream` does not need `library_marker_id` [datafusion]
via GitHub
2026/05/21
[PR] Revert "Add `ExecutionPlan::apply_expressions()` (#20337)" [datafusion]
via GitHub
2026/05/21
Re: [I] FFI: confirm `FFI_RecordBatchStream` does not need `library_marker_id` [datafusion]
via GitHub
2026/05/21
Re: [PR] Improve accuracy of supports_string_literal_concatenation_with_newline [datafusion-sqlparser-rs]
via GitHub
2026/05/21
Re: [PR] Improve 54.0.0 upgrade guide for ExecutionPlan::apply_expressions [datafusion]
via GitHub
2026/05/21
Re: [I] FFI: `FFI_GroupsAccumulator` missing `size` [datafusion]
via GitHub
2026/05/21
Re: [I] FFI: `FFI_GroupsAccumulator` missing `size` [datafusion]
via GitHub
2026/05/21
Re: [PR] Fix: Infer placeholder type from subquery [datafusion]
via GitHub
2026/05/21
Re: [PR] Improve 54.0.0 upgrade guide for ExecutionPlan::apply_expressions [datafusion]
via GitHub
2026/05/21
[I] Implement tiered CI approach [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] Improve 54.0.0 upgrade guide for ExecutionPlan::apply_expressions [datafusion]
via GitHub
2026/05/21
Re: [PR] Improve 54.0.0 upgrade guide for ExecutionPlan::apply_expressions [datafusion]
via GitHub
2026/05/21
Re: [PR] Improve 54.0.0 upgrade guide for ExecutionPlan::apply_expressions [datafusion]
via GitHub
2026/05/21
Re: [I] Comet falls back to Spark for final hash aggregate in some cases when it could be supported [datafusion-comet]
via GitHub
2026/05/21
Re: [I] AQE may materialize a non-supported Final-mode HashAggregate [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] fix: allow safe mixed Spark/Comet partial/final aggregate execution [datafusion-comet]
via GitHub
2026/05/21
Re: [I] Release DataFusion `54.0.0` (Apr 2026 / May 2026) [datafusion]
via GitHub
2026/05/21
Re: [I] Port `DynamicFilterPhysicalExpr` to use `try_to_proto` / `try_from_proto` [datafusion]
via GitHub
2026/05/21
[PR] Improve accuracy of supports_string_literal_concatenation_with_newline [datafusion-sqlparser-rs]
via GitHub
2026/05/21
Re: [PR] fixing array length for empty array [datafusion]
via GitHub
2026/05/21
[PR] test: fix probeComplexColumn in CometCodegenFuzzSuite [datafusion-comet]
via GitHub
2026/05/21
Re: [I] Port `HashTableLookupExpr` to use `try_to_proto` / `try_from_proto` [datafusion]
via GitHub
2026/05/21
[PR] feat: add user-facing CometUDF registration [datafusion-comet]
via GitHub
2026/05/21
[PR] [codex] Enable array-to-string cast coverage for float and binary types [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] Push down topk through join [datafusion]
via GitHub
2026/05/21
Re: [PR] Fix: Infer placeholder type from subquery [datafusion]
via GitHub
2026/05/21
Re: [PR] Improve 54.0.0 upgrade guide for ExecutionPlan::apply_expressions [datafusion]
via GitHub
2026/05/21
Re: [I] design: DataFrame joins (join, joinOn) and the Java Expr question [datafusion-java]
via GitHub
2026/05/21
Re: [PR] feat(dataframe): add join, joinOn, and JoinType [datafusion-java]
via GitHub
2026/05/21
Re: [PR] feat: add user-facing CometUDF registration for custom JVM UDFs [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] perf: optimize array_remove for scalar needle [datafusion]
via GitHub
2026/05/21
Re: [PR] perf: cache offsetBufferAddress in CometPlainVector for variable-width vectors [datafusion-comet]
via GitHub
2026/05/21
[PR] chore: drop leftover JVM Parquet helpers and the native_datafusion scan name [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] feat: Add experimental support for accelerated PyArrow UDFs [datafusion-comet]
via GitHub
2026/05/21
[I] Add randomised fuzz harness for pyarrow UDF vector-copy path [datafusion-comet]
via GitHub
2026/05/21
[PR] minor: move aqe executions plans to a directory [datafusion-ballista]
via GitHub
2026/05/21
[I] Drop the per-batch Comet→Spark buffer copy in CometColumnarPythonInput [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] perf: optimize array_remove for scalar needle [datafusion]
via GitHub
2026/05/21
Re: [PR] Improve 54.0.0 upgrade guide for ExecutionPlan::apply_expressions [datafusion]
via GitHub
2026/05/21
[PR] chore: remove dead useDecimal128 plumbing [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] perf: optimize array_remove for scalar needle [datafusion]
via GitHub
2026/05/21
Re: [PR] Improve 54.0.0 upgrade guide for ExecutionPlan::apply_expressions [datafusion]
via GitHub
2026/05/21
Re: [PR] Improve 54.0.0 upgrade guide for ExecutionPlan::apply_expressions [datafusion]
via GitHub
2026/05/21
Re: [PR] perf: optimize array_remove for scalar needle [datafusion]
via GitHub
2026/05/21
Re: [PR] Improve 54.0.0 upgrade guide for ExecutionPlan::apply_expressions [datafusion]
via GitHub
2026/05/21
Re: [PR] perf: optimize array_remove for scalar needle [datafusion]
via GitHub
2026/05/21
Re: [I] REST API to expose job runtime metrics [datafusion-ballista]
via GitHub
2026/05/21
[PR] Fix: Infer placeholder type from subquery [datafusion]
via GitHub
2026/05/21
Re: [PR] docs: add agent skill for datafusion-ffi crate patterns [datafusion]
via GitHub
2026/05/21
Re: [PR] perf: optimize array_remove for scalar needle [datafusion]
via GitHub
2026/05/21
[PR] MySQL: Add support for group by with rollup [datafusion-sqlparser-rs]
via GitHub
2026/05/21
Re: [PR] Fix correlated subquery empty defaults for regr_count and approx_distinct [datafusion]
via GitHub
2026/05/21
Re: [PR] Improve 54.0.0 upgrade guide for ExecutionPlan::apply_expressions [datafusion]
via GitHub
2026/05/21
Re: [I] REST API to expose job runtime metrics [datafusion-ballista]
via GitHub
2026/05/21
[I] REST API to expose job runtime metrics [datafusion-ballista]
via GitHub
2026/05/21
Re: [PR] Improve 54.0.0 upgrade guide for ExecutionPlan::apply_expressions [datafusion]
via GitHub
2026/05/21
Re: [PR] docs: add agent skill for datafusion-ffi crate patterns [datafusion]
via GitHub
2026/05/21
Re: [I] Add Parquet column index support [datafusion-comet]
via GitHub
2026/05/21
Re: [I] Add Parquet column index support [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] Improve 54.0.0 upgrade guide for ExecutionPlan::apply_expressions [datafusion]
via GitHub
2026/05/21
Re: [I] perf: only check Parquet type once in NativeBatchReader [datafusion-comet]
via GitHub
2026/05/21
Re: [I] perf: only check Parquet type once in NativeBatchReader [datafusion-comet]
via GitHub
2026/05/21
Re: [I] bitpacking is not using SIMD [datafusion-comet]
via GitHub
2026/05/21
Re: [I] bitpacking is not using SIMD [datafusion-comet]
via GitHub
2026/05/21
Re: [PR] Avoid rerunning no-op logical optimizer rules [datafusion]
via GitHub
2026/05/21
[I] Iceberg 1.11 support [datafusion-comet]
via GitHub
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