Messages by Date
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2026/08/03
Re: [PR] refactor join-key equality filtering [datafusion]
via GitHub
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2026/08/03
Re: [PR] bench: multi-conjunct shared-prefix struct row-filter pushdown [datafusion]
via GitHub
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2026/08/03
Re: [PR] feat: add GroupColumn support for Decimal256 in multi-column GROUP BY [datafusion]
via GitHub
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2026/08/03
Re: [PR] fix: Stop trimming trailing zeros when displaying decimals in SLT tests [datafusion]
via GitHub
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2026/08/03
Re: [PR] Expose accumulator state to allow prefix scanning [datafusion]
via GitHub
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2026/08/03
Re: [PR] perf: Concrete TopK array storage [datafusion]
via GitHub
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2026/08/03
[PR] perf: compute spark_size list lengths with Arrow length kernel [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] fix: [DO NOT MERGE] Validate nested Parquet leaf pruning against datafusion#23391 [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] feat: report native vs codegen-dispatch expression coverage in extended explain [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] feat: report native vs codegen-dispatch expression coverage in extended explain [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] minor: document EquivalenceProperties::project [datafusion]
via GitHub
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2026/08/03
Re: [PR] feat: remove extra Rows from ReusableRows [datafusion]
via GitHub
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2026/08/03
Re: [PR] fix(spark): correct mod ANSI zero divisor and negative zero handling [datafusion]
via GitHub
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2026/08/03
[PR] minor: document EquivalenceProperties::project [datafusion]
via GitHub
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2026/08/03
Re: [PR] perf: Concrete TopK array storage [datafusion]
via GitHub
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2026/08/03
[PR] docs: clarify SparkPhysicalExprAdapter cast checks differ from CometCast.isSupported [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] docs: [branch-1.0] add 1.0.0 changelog [WIP] [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] perf: Concrete TopK array storage [datafusion]
via GitHub
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2026/08/03
Re: [I] Use arrow dictionary casts instead of hand-rolled dictionary handling in cast paths [datafusion-comet]
via GitHub
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2026/08/03
Re: [I] decimal_rescale_check: replace fused rescale and precision check with arrow decimal cast [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] bench: multi-conjunct shared-prefix struct row-filter pushdown [datafusion]
via GitHub
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2026/08/03
Re: [PR] fix: dedup commutative AND/OR operands when canonicalize is disabled [datafusion]
via GitHub
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2026/08/03
Re: [PR] fix: prevent incorrect results when pushing filters through anti joins [datafusion]
via GitHub
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2026/08/03
[I] Bug triage results: 2026-08-03 [datafusion-comet]
via GitHub
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2026/08/03
[I] Replace hand-coded rollup of expression fallback reasons onto operators [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] docs: drop compatibility notes for bugs that are now fixed [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] perf: cache Iceberg reflection lookups on the planning path [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] chore: cargo update for 1.0 release [datafusion-comet]
via GitHub
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2026/08/03
[I] Expression explain tags leak between unrelated plans via the shared Literal.TrueLiteral singleton [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] Report peak MemoryPool reservation per query in benchmarks [datafusion]
via GitHub
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2026/08/03
Re: [PR] perf: avoid rebuilding untouched operators in PlanDataInjector.injectPlanData [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] refactor: rename pyarrowUdf config to pyarrowUDF and fix stale config docs [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] fix: codegen dispatcher null short-circuit swallowed errors Spark raises [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] fix(ffi): preserve TableProvider DML overrides [datafusion]
via GitHub
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2026/08/03
Re: [PR] Query graph for Join reordering [datafusion]
via GitHub
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2026/08/03
Re: [PR] feat: Calculate non-distinct `sum` from column statistics when available [datafusion]
via GitHub
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2026/08/03
Re: [PR] perf: cache Iceberg reflection lookups on the planning path [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] refactor: move lambda variable scope into Physical Planning Context [datafusion]
via GitHub
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2026/08/03
[PR] Enable SPARK-57298 collect_set tests when Spark 4.2 SQL diff lands [datafusion-comet]
via GitHub
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2026/08/03
Re: [I] Nested array comparison does not match Spark for signed zero [datafusion-comet]
via GitHub
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2026/08/03
[PR] fix: honor target sorted flag and preserve map field metadata in cast_map_to_map [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] perf: Concrete TopK array storage [datafusion]
via GitHub
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2026/08/03
Re: [PR] refactor(hash-aggr): Support spilling for `partial` and `final` mode aggregation [datafusion]
via GitHub
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2026/08/03
Re: [PR] refactor(hash-aggr): Support spilling for `partial` and `final` mode aggregation [datafusion]
via GitHub
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2026/08/03
Re: [PR] refactor: move lambda variable scope into Physical Planning Context [datafusion]
via GitHub
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2026/08/03
Re: [PR] perf: Concrete TopK array storage [datafusion]
via GitHub
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2026/08/03
[PR] chore: cargo update before cutting 1.0 branch [datafusion-comet]
via GitHub
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2026/08/03
Re: [PR] Cli entrypoint pr3 [datafusion]
via GitHub
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2026/08/03
Re: [PR] Add dfbench statistics command [datafusion]
via GitHub
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2026/08/03
Re: [PR] fix: do not derive ordering for arithmetic that can overflow [datafusion]
via GitHub
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2026/08/03
[I] Parquet reader should return a RowSelection to support result caching [datafusion]
via GitHub
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2026/08/03
Re: [PR] Databricks: support INSERT BY NAME [datafusion-sqlparser-rs]
via GitHub
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2026/08/03
Re: [PR] refactor(hash-aggr): Support spilling for `partial` and `final` mode aggregation [datafusion]
via GitHub
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2026/08/03
[PR] feat: implement spilling for migrated partial/final hash aggregation [datafusion]
via GitHub
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2026/08/03
Re: [PR] Databricks: support INSERT BY NAME [datafusion-sqlparser-rs]
via GitHub
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2026/08/03
Re: [PR] WIP: Update to arrow/parquet 59.2.0 [datafusion]
via GitHub
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2026/08/03
Re: [I] Optimize "per partition" top-k : `ROW_NUMBER < 5` / TopK [datafusion]
via GitHub
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2026/08/03
Re: [I] Optimize "per partition" top-k : `ROW_NUMBER < 5` / TopK [datafusion]
via GitHub
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2026/08/03
Re: [I] Optimize "per partition" top-k : `ROW_NUMBER < 5` / TopK [datafusion]
via GitHub
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2026/08/03
[I] Further Optimize "per partition" top-k : `ROW_NUMBER < 5` / TopK [datafusion]
via GitHub
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2026/08/03
Re: [PR] fix(ffi): preserve aggregate null-handling support [datafusion]
via GitHub
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2026/08/03
Re: [PR] fix(ffi): preserve TableProvider DML overrides [datafusion]
via GitHub
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2026/08/03
Re: [PR] fix: UnionExec now conforms each batch to the union's declared schema [datafusion]
via GitHub
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2026/08/03
Re: [PR] fix: preserve total_byte_size in calculate_total_byte_size when num_r… [datafusion]
via GitHub
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2026/08/03
Re: [PR] Add is_nan aliases [datafusion-python]
via GitHub
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2026/08/03
Re: [I] API Suggestion match casing for isnan and is_null [datafusion-python]
via GitHub
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2026/08/03
Re: [PR] Add is_nan aliases [datafusion-python]
via GitHub
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2026/08/03
Re: [PR] fix: tighten scalar UDF return type hints [datafusion-python]
via GitHub
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2026/08/03
Re: [PR] fix: tighten scalar UDF return type hints [datafusion-python]
via GitHub
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2026/08/03
Re: [I] Restrict type hints from Any for many functions [datafusion-python]
via GitHub
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2026/08/03
Re: [PR] fix: preserve total_byte_size in calculate_total_byte_size when num_r… [datafusion]
via GitHub
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2026/08/03
Re: [PR] feat: add GroupColumn support for Interval in multi-column GROUP BY [datafusion]
via GitHub
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2026/08/03
[I] Expose PruningPredicate's IN-list rewrite size limit as a config option [datafusion]
via GitHub
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2026/08/03
Re: [PR] fix: UnionExec now conforms each batch to the union's declared schema [datafusion]
via GitHub
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2026/08/03
Re: [PR] Added support for unpivot in Redshift with expression and bracketsless [datafusion-sqlparser-rs]
via GitHub
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2026/08/03
Re: [I] Missing Redshift constructs [datafusion-sqlparser-rs]
via GitHub
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2026/08/03
[I] Refactor numeric sign and padding in Spark format_string [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: make StatisticsRegistry the default operator-statistics path [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: switch VirtualTable producer to use expressions field instead of deprecated values [datafusion]
via GitHub
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2026/08/02
Re: [I] Remove usages of deprecated VirtualTable.values field [datafusion]
via GitHub
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2026/08/02
Re: [PR] Perf: remove extra allocations for hex operations [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: switch VirtualTable producer to use expressions field instead of deprecated values [datafusion]
via GitHub
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2026/08/02
Re: [PR] perf: preserve dictionary encoding for `character_length`, `initcap`, and `reverse` [datafusion]
via GitHub
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2026/08/02
[I] postgres parser: multiple or trailing underscores should error [datafusion-sqlparser-rs]
via GitHub
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2026/08/02
Re: [PR] Perf: remove extra allocations for hex operations [datafusion]
via GitHub
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2026/08/02
Re: [PR] Perf: remove extra allocations for hex operations [datafusion]
via GitHub
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2026/08/02
Re: [PR] Perf: remove extra allocations for hex operations [datafusion]
via GitHub
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2026/08/02
Re: [PR] Disable memory-limited NLJ fallback for left-emitting joins with multi-partition right inputs [datafusion]
via GitHub
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2026/08/02
Re: [PR] Centralize unparser select-scope boundary logic and add characterization tests [datafusion]
via GitHub
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2026/08/02
Re: [PR] perf: preserve dictionary encoding for `character_length`, `initcap`, and `reverse` [datafusion]
via GitHub
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2026/08/02
[PR] chore(ci): bump taiki-e/install-action from 2.85.4 to 2.85.5 [datafusion-ballista]
via GitHub
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2026/08/02
[PR] chore(ci): bump the github-codeql group with 2 updates [datafusion-ballista]
via GitHub
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2026/08/02
Re: [PR] feat: add ASOF join physical operator [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: add ASOF join physical operator [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: add ASOF join physical operator [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: add ASOF join physical operator [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: add ASOF join physical operator [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: add ASOF join physical operator [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: add ASOF join physical operator [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: add ASOF join physical operator [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: add ASOF join physical operator [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: add ASOF join physical operator [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: add ASOF join physical operator [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: add ASOF join physical operator [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: support ASOF joins [datafusion]
via GitHub
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2026/08/02
[PR] Perf: remove extra allocations for hex operations [datafusion]
via GitHub
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2026/08/02
Re: [PR] perf: elide redundant HashJoin dynamic-filter membership predicates for contiguous integer domains [datafusion]
via GitHub
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2026/08/02
Re: [PR] Docs: Update PR template to ask for user-visible rationale [datafusion]
via GitHub
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2026/08/02
Re: [PR] Add is_nan aliases [datafusion-python]
via GitHub
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2026/08/02
Re: [PR] fix: tighten scalar UDF return type hints [datafusion-python]
via GitHub
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2026/08/02
Re: [PR] test: improve `find_in_set` sqllogictest coverage [datafusion]
via GitHub
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2026/08/02
Re: [PR] refactor(hash-aggr): Support spilling for single mode aggregation [datafusion]
via GitHub
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2026/08/02
Re: [PR] Cross join MxN partitioning [datafusion]
via GitHub
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2026/08/02
Re: [PR] perf(optimizer): generic in-place mutable rewrite to obsolete per-rule fast-paths [datafusion]
via GitHub
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2026/08/02
Re: [PR] Docs: Add PR review guide [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat(parquet): multi-column lexicographic stats reorder for TopK sort pushdown [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat(parquet): multi-column lexicographic stats reorder for TopK sort pushdown [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat(parquet): multi-column lexicographic stats reorder for TopK sort pushdown [datafusion]
via GitHub
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2026/08/02
Re: [PR] fix: preserve ABFS container in object store registry keys [datafusion]
via GitHub
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2026/08/02
Re: [PR] fix: infer placeholder types in GROUP BY, HAVING, QUALIFY and ORDER BY (fix for #24042) [datafusion]
via GitHub
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2026/08/02
Re: [I] Enable SPARK-57298 collect_set tests when Spark 4.2 SQL diff lands [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] perf: optimize list_extract without defaults using Arrow take [datafusion-comet]
via GitHub
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2026/08/02
Re: [I] Datetime rebase: track the documented scan limitation, and spark.comet.exceptionOnDatetimeRebase is dead code [datafusion-comet]
via GitHub
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2026/08/02
[PR] fix: avoid duplicate CheckOverflow evaluation for decimal division [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] WIP: Update to arrow/parquet 59.2.0 [datafusion]
via GitHub
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2026/08/02
Re: [PR] Add config-matrix tests in enforce_distribution.rs for range-satisfaction settings [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: support `explode_outer` [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] feat: support `explode_outer` [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] feat: support `explode_outer` [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] chore: remove unused spark.comet.exceptionOnDatetimeRebase config [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] feat: adding `elapsed_compute` to the writer [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] fix: keep every spilled slice of a sort-merge join inner key group [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat: support `explode_outer` [datafusion-comet]
via GitHub
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2026/08/02
[PR] build(deps): bump taiki-e/install-action from 2 to 2.85.5 [datafusion-python]
via GitHub
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2026/08/02
Re: [PR] build(deps): bump github/codeql-action/init from 4.36.2 to 4.37.3 [datafusion-python]
via GitHub
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2026/08/02
[PR] build(deps): bump github/codeql-action/init from 4.36.2 to 4.37.4 [datafusion-python]
via GitHub
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2026/08/02
Re: [PR] build(deps): bump github/codeql-action/init from 4.36.2 to 4.37.3 [datafusion-python]
via GitHub
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2026/08/02
Re: [PR] build(deps): bump github/codeql-action/analyze from 4.36.2 to 4.37.3 [datafusion-python]
via GitHub
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2026/08/02
[PR] build(deps): bump github/codeql-action/analyze from 4.36.2 to 4.37.4 [datafusion-python]
via GitHub
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2026/08/02
Re: [PR] build(deps): bump github/codeql-action/analyze from 4.36.2 to 4.37.3 [datafusion-python]
via GitHub
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2026/08/02
Re: [PR] feat: support `explode_outer` [datafusion-comet]
via GitHub
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2026/08/02
[PR] fix: keep every spilled slice of a sort-merge join inner key group [datafusion]
via GitHub
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2026/08/02
[I] ListPositionsExpr panics on sliced list input, breaking native posexplode over LIMIT with OFFSET [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] feat: support `explode_outer` [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] feat: support `explode_outer` [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] fix: prevent silent overflow when reading Parquet TIMESTAMP_MILLIS values [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] feat: support `explode_outer` [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] fix: normalize floating-point values in native collect_set [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] feat: support `explode_outer` [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] feat: support `explode_outer` [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] fix: match Spark semantics in temporal conversions [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] fix: surface next_day and make_date ANSI errors as Spark exceptions [datafusion-comet]
via GitHub
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2026/08/02
Re: [I] Deduplicate Throwable cause-chain traversal in Comet tests [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] refactor: use Arrow timezone type [datafusion-comet]
via GitHub
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2026/08/02
[I] Deduplicate Throwable cause-chain traversal in Comet tests [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] refactor: use arrow make_comparator for nested structural equality in arrays_overlap and array_position [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] refactor: use Arrow timezone type [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] Inline small identifier and span helpers [datafusion-sqlparser-rs]
via GitHub
-
2026/08/02
Re: [PR] Add config-matrix tests in enforce_distribution.rs for range-satisfaction settings [datafusion]
via GitHub
-
2026/08/02
[PR] perf: cache Iceberg reflection lookups on the planning path [datafusion-comet]
via GitHub
-
2026/08/02
Re: [I] Datetime rebase: track the documented scan limitation, and spark.comet.exceptionOnDatetimeRebase is dead code [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] refactor: use Arrow casts for temporal conversions [datafusion-comet]
via GitHub
-
2026/08/02
Re: [PR] fix: fail rather than silently return unrebased datetimes from Parquet [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] fix: fail rather than silently return unrebased datetimes from Parquet [datafusion-comet]
via GitHub
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2026/08/02
[PR] chore: remove unused spark.comet.exceptionOnDatetimeRebase config [datafusion-comet]
via GitHub
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2026/08/02
Re: [I] [EPIC] Memory pool and accounting audit sweep [datafusion-comet]
via GitHub
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2026/08/02
[PR] docs: add HashJoinExec metrics to user guide [datafusion]
via GitHub
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2026/08/02
Re: [PR] Docs: Add PR review guide [datafusion]
via GitHub
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2026/08/02
Re: [PR] fix: CometFairMemoryPool compared pool-wide usage against a per-consumer limit [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] fix: support Utf8/LargeUtf8/Utf8View in native RLike without panicking [datafusion-comet]
via GitHub
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2026/08/02
Re: [I] Remove `From<String>` for `Column` [datafusion]
via GitHub
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2026/08/02
[PR] perf: avoid rebuilding untouched operators in PlanDataInjector.injectPlanData [datafusion-comet]
via GitHub
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2026/08/02
Re: [I] `Column::from_qualified_name` result is potentially feature-set dependent [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat(physical-plan): add bounded memory reservation guard for streaming operators [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat(physical-plan): add bounded memory reservation guard for streaming operators [datafusion]
via GitHub
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2026/08/02
[PR] Inline small identifier and span helpers [datafusion-sqlparser-rs]
via GitHub
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2026/08/02
[PR] fix: codegen dispatcher null short-circuit swallowed errors Spark raises [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] fix: support Utf8/LargeUtf8/Utf8View in native RLike without panicking [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] refactor: use arity helper for Int to Decimal128 reinterpretation [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] refactor: use arity helper for Int to Decimal128 reinterpretation [datafusion-comet]
via GitHub
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2026/08/02
[I] Codegen dispatcher: whole-tree NullIntolerant short-circuit suppresses ANSI errors, plus TIME type gaps between canHandle and the runtime dispatcher [datafusion-comet]
via GitHub
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2026/08/02
[PR] fix: release task-shared memory pool references via RAII guard [datafusion-comet]
via GitHub
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2026/08/02
[PR] perf: skip DecimalPrecision.promote's rewrite when there is no decimal arithmetic [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] refactor: use arity helper for Int to Decimal128 reinterpretation [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] refactor: use arity helper for Int to Decimal128 reinterpretation [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] refactor: use arity helper for Int to Decimal128 reinterpretation [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] refactor: use arity helper for Int to Decimal128 reinterpretation [datafusion-comet]
via GitHub
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2026/08/02
[PR] fix: support Utf8/LargeUtf8/Utf8View in native RLike without panicking [datafusion-comet]
via GitHub
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2026/08/02
[PR] fix: CometFairMemoryPool compared pool-wide usage against a per-consumer limit [datafusion-comet]
via GitHub
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2026/08/02
[PR] perf: memoize Comet-subtree check in EliminateRedundantTransitions [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] Docs: Add PR review guide [datafusion]
via GitHub
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2026/08/02
[I] [EPIC] Memory pool and accounting audit sweep [datafusion-comet]
via GitHub
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2026/08/02
[PR] fix: handle empty patterns in regexp_instr [datafusion]
via GitHub
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2026/08/02
Re: [PR] refactor: use arity helper for Int to Decimal128 reinterpretation [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] perf: Extend WindowTopN to `dense_rank` [datafusion]
via GitHub
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2026/08/02
Re: [PR] feat(parquet): multi-column lexicographic stats reorder for TopK sort pushdown [datafusion]
via GitHub
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2026/08/02
Re: [I] `RepartitionExec` withholds all output from an unbounded input until `batch_size` rows accumulate [datafusion]
via GitHub
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2026/08/02
Re: [PR] perf: Extend WindowTopN to `dense_rank` [datafusion]
via GitHub
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2026/08/02
Re: [I] Serialized native plan duplicates the full SQL text on every expression (96% of plan bytes) [datafusion-comet]
via GitHub
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2026/08/02
Re: [PR] perf: intern QueryContext SQL text into a per-plan pool (up to 20x smaller serialized plans for TPC-DS) [datafusion-comet]
via GitHub