Messages by Date
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2026/10/15
Re: [PR] fix: read Hive's null partition placeholder as NULL [datafusion]
via GitHub
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2026/10/15
[I] [Bug] last_day, monthname, weekday, round and unbase64 reject arguments that Spark implicitly casts [datafusion]
via GitHub
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2026/10/15
Re: [PR] Snowflake: Add SHOW EXTERNAL VOLUMES [datafusion-sqlparser-rs]
via GitHub
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2026/10/15
Re: [PR] fix: bound parallel batch sorting in SortExec [datafusion]
via GitHub
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2026/10/15
Re: [PR] perf: Optimize `array_filter` [datafusion]
via GitHub
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2026/10/15
[PR] Snowflake: Support ALTER TABLE ADD COLUMN IF NOT EXISTS [datafusion-sqlparser-rs]
via GitHub
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2026/10/15
Re: [PR] fix: read Hive's null partition placeholder as NULL [datafusion]
via GitHub
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2026/10/15
Re: [PR] Snowflake: Add CREATE and DROP EXTERNAL VOLUME [datafusion-sqlparser-rs]
via GitHub
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2026/10/15
Re: [PR] Snowflake: Add DESC[RIBE] EXTERNAL VOLUME [datafusion-sqlparser-rs]
via GitHub
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2026/10/15
Re: [PR] fix: bound parallel batch sorting in SortExec [datafusion]
via GitHub
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2026/10/15
Re: [PR] fix: preserve negative zero in trunc [datafusion]
via GitHub
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2026/10/15
Re: [PR] feat: support releasing batches in RecordBatchMemoryCounter [datafusion]
via GitHub
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2026/10/15
[PR] chore(deps): bump datafusion from 55.1.0 to 55.2.0 [datafusion-iceberg]
via GitHub
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2026/10/15
[I] Window referencing a named window with an added frame, OVER (w ROWS ...), silently drops PARTITION BY and ORDER BY [datafusion]
via GitHub
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2026/10/15
Re: [PR] feat: derive SortMergeJoin sort options from input ordering and allow SMJ for a single partition [datafusion]
via GitHub
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2026/10/15
Re: [PR] perf: Partitioned topk emit row number [datafusion]
via GitHub
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2026/10/15
Re: [PR] fix: validate parquet encoding when configured [datafusion]
via GitHub
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2026/10/15
[PR] PoC: Explicit Invariant Regions in the Physical Optimizer [datafusion]
via GitHub
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2026/10/15
Re: [PR] fix: preserve Spark nested null ordering in native sort [datafusion-comet]
via GitHub
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2026/10/15
[PR] perf: add a GroupsAccumulator for array_agg(DISTINCT) [datafusion]
via GitHub
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2026/10/15
Re: [PR] fix: evaluate sort-merge join filters that reference no columns [datafusion]
via GitHub
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2026/10/15
Re: [PR] fix: skip HashJoinExec nodes carrying dynamic filters in JoinSelection [datafusion]
via GitHub
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2026/10/15
Re: [PR] fix: validate cast target type in interval check_support [datafusion]
via GitHub
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2026/10/15
Re: [PR] perf: reuse validity buffers and use unary kernels in native expressions [datafusion-comet]
via GitHub
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2026/10/15
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/15
Re: [PR] fix: do not evaluate a volatile coalesce or nvl argument twice [datafusion]
via GitHub
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2026/10/15
Re: [PR] fix: support struct-typed scalar subquery results [datafusion-comet]
via GitHub
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2026/10/15
Re: [PR] fix: validate parquet encoding when configured [datafusion]
via GitHub
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2026/10/15
Re: [PR] Add Arrow IPC format options [datafusion]
via GitHub
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2026/10/15
Re: [I] Replace the `MapOffset` tuple with an enum [datafusion]
via GitHub
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2026/10/15
Re: [PR] perf(pwmj): build output batches from buffered runs and one streamed … [datafusion]
via GitHub
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2026/10/15
Re: [PR] fix: keep the values of sliced batches when coalescing a broadcast [datafusion-comet]
via GitHub
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2026/10/15
Re: [PR] feat: run physical requirement enforcement first, as a PhysicalAnalyzer phase [datafusion]
via GitHub
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2026/10/15
Re: [PR] SetExpr: apply recursive-protection to Display [datafusion-sqlparser-rs]
via GitHub
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2026/10/15
[I] Use the shared aggr_test_schema in CSV scan tests instead of a local copy [datafusion]
via GitHub
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2026/10/15
Re: [PR] Account for TopK common-prefix converter memory [datafusion]
via GitHub
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2026/10/15
Re: [PR] [branch-54] Fix evaluation of lambda with multiple parameters when some are unused (backport of #22853, adapted) [datafusion]
via GitHub
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2026/10/15
Re: [PR] feat: align multi-key equi-join keys with Range partitioning order [datafusion]
via GitHub
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2026/10/15
Re: [PR] fix: bound parallel batch sorting in SortExec [datafusion]
via GitHub
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2026/10/15
Re: [PR] fix: validate parquet.coerce_int96 when it is set [datafusion]
via GitHub
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2026/10/15
Re: [PR] perf: Add an adaptive integer membership prefilter for hash joins [datafusion]
via GitHub
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2026/10/15
[I] Optimize inner joins with a proven single constant row into Filter/Projection [datafusion]
via GitHub
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2026/10/15
Re: [PR] fix: validate parquet encoding when configured [datafusion]
via GitHub
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2026/10/15
Re: [I] Improve Performance (Polars 2.0 Call to Action) [datafusion]
via GitHub
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2026/10/15
Re: [PR] PostgreSQL: Add support for DO statement [datafusion-sqlparser-rs]
via GitHub
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2026/10/15
[I] Piecewise merge join: semi/anti joins fail with an internal error on RunEndEncoded keys [datafusion]
via GitHub
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2026/10/15
[I] how to get full result of the sql() function [datafusion-python]
via GitHub
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2026/10/15
Re: [PR] perf: add a GroupsAccumulator for array_agg(DISTINCT) [datafusion]
via GitHub
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2026/10/15
Re: [PR] fix: read Hive's null partition placeholder as NULL [datafusion]
via GitHub
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2026/10/15
[I] Validate Parquet INT96 timezone values when configuration is assigned [datafusion]
via GitHub
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2026/10/15
Re: [PR] fix(physical-plan): replace approximate map_size accounting with exac… [datafusion]
via GitHub
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2026/10/15
Re: [I] Improve Performance (Polars 2.0 Call to Action) [datafusion]
via GitHub
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2026/10/15
Re: [I] Replace duplicated scalar/array broadcast match in math_funcs with a shared helper [datafusion-comet]
via GitHub
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2026/10/15
Re: [PR] refactor: Rewrite Hash Join's regular (inner/left/right/full) join path [datafusion]
via GitHub
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2026/10/15
Re: [I] Deduplicate spark_ceil and spark_floor and port floor's decimal boundary tests to ceil [datafusion-comet]
via GitHub
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2026/10/15
Re: [I] TUI: collapse repeated sort-order blocks in JobsData::sort_jobs and share table scrolling helpers [datafusion-ballista]
via GitHub
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2026/10/15
[I] MIN/MAX don't unwrap nested encodings inside Dictionary columns [datafusion]
via GitHub
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2026/10/15
Re: [PR] feat(parquet): add NDV cap for dictionary reads [datafusion]
via GitHub
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2026/10/15
Re: [PR] fix: guard against out-of-bounds column statistics in count's fast path [datafusion]
via GitHub
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2026/10/15
Re: [PR] DiskManager: include the description in file names [datafusion]
via GitHub
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2026/10/15
[I] Refactor `HashJoinExec` by splitting regular/existence join into dedicated streams [datafusion]
via GitHub
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2026/10/15
Re: [I] Align multi-key equi-join conditions to match Range ordering [datafusion]
via GitHub
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2026/10/15
Re: [PR] DiskManager: include the description in file names [datafusion]
via GitHub
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2026/10/15
Re: [I] Nightly CI failed on 2026-10-10 [datafusion-comet]
via GitHub
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2026/10/15
Re: [PR] Show nullability of an explicit CastExpr target in its display [datafusion]
via GitHub
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2026/10/15
[I] Break start_executor_process_inner into startup phases [datafusion-ballista]
via GitHub
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2026/10/15
Re: [PR] fix: extract bundled native libraries into private directories [datafusion-comet]
via GitHub
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2026/10/15
[I] Reuse hash_list_primitive! for string/binary list elements and factor out map-entry hashing loops [datafusion-comet]
via GitHub
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2026/10/15
[I] Split QueryStageScheduler::on_receive into per-event handlers [datafusion-ballista]
via GitHub
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2026/10/15
Re: [PR] fix: bound parallel batch sorting in SortExec [datafusion]
via GitHub
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2026/10/15
Re: [PR] fix: make Comet's in-memory cache opt-in again [datafusion-comet]
via GitHub
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2026/10/15
Re: [PR] fix: do not evaluate a volatile coalesce or nvl argument twice [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: bound parallel batch sorting in SortExec [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: bound parallel batch sorting in SortExec [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: bound parallel batch sorting in SortExec [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: bound parallel batch sorting in SortExec [datafusion]
via GitHub
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2026/10/14
[I] Physical CastExpr display hides nullability changes, so union coercion casts look like no-ops [datafusion]
via GitHub
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2026/10/14
[PR] Show nullability of an explicit CastExpr target in its display [datafusion]
via GitHub
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2026/10/14
Re: [I] Slow physical planning with many typed NULL struct literals: ScalarValue equality converts nested arrays to ArrayData [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: match functional dependencies by column position, not by name [datafusion]
via GitHub
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2026/10/14
Re: [PR] feat(scheduler): add a cache registry for DataFrame.cache() [datafusion-ballista]
via GitHub
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2026/10/14
Re: [PR] fix: bound parallel batch sorting in SortExec [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: bound parallel batch sorting in SortExec [datafusion]
via GitHub
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2026/10/14
Re: [PR] Postgres: support WHERE index_predicate in the ON CONFLICT target [datafusion-sqlparser-rs]
via GitHub
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2026/10/14
Re: [PR] fix: bound parallel batch sorting in SortExec [datafusion]
via GitHub
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2026/10/14
Re: [PR] perf: resolve parquet leaf columns in O(1) during statistics collection [datafusion]
via GitHub
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2026/10/14
Re: [PR] Add tests fpr nullability of AND/OR expressions [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: bound parallel batch sorting in SortExec [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: preserve Spark nested null ordering in native sort [datafusion-comet]
via GitHub
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2026/10/14
Re: [PR] feat: pick hash join mode at runtime from the build side (AQE without stages) [datafusion]
via GitHub
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2026/10/14
Re: [PR] [WIP][Experimental] feat: add `datafusion.execution.isolated_partitions` for distributed-safe join selection [datafusion]
via GitHub
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2026/10/14
Re: [PR] perf: resolve parquet leaf columns in O(1) during statistics collection [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: keep EliminateGroupByConstant from requalifying group expressions [datafusion]
via GitHub
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2026/10/14
Re: [PR] perf: resolve parquet leaf columns in O(1) during statistics collection [datafusion]
via GitHub
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2026/10/14
Re: [PR] Preserve list element metadata when rebuilding scalar values [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
Re: [PR] perf: resolve parquet leaf columns in O(1) during statistics collection [datafusion]
via GitHub
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2026/10/14
Re: [PR] perf: add a GroupsAccumulator for array_agg(DISTINCT) [datafusion]
via GitHub
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2026/10/14
Re: [PR] perf: resolve parquet leaf columns in O(1) during statistics collection [datafusion]
via GitHub
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2026/10/14
Re: [I] Deduplicate bucket computation in width_bucket_interval_mdn_exact [datafusion]
via GitHub
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2026/10/14
Re: [PR] feat(scheduler): add a cache registry for DataFrame.cache() [datafusion-ballista]
via GitHub
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2026/10/14
[I] Deduplicate Concat string and binary builders in datafusion-functions [datafusion]
via GitHub
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2026/10/14
Re: [I] TUI: collapse repeated sort-order blocks in JobsData::sort_jobs and share table scrolling helpers [datafusion-ballista]
via GitHub
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2026/10/14
Re: [PR] feat(parquet): add NDV cap for dictionary reads [datafusion]
via GitHub
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2026/10/14
Re: [PR] feat: support releasing batches in RecordBatchMemoryCounter [datafusion]
via GitHub
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2026/10/14
Re: [PR] perf: resolve parquet leaf columns in O(1) during statistics collection [datafusion]
via GitHub
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2026/10/14
Re: [PR] perf: resolve parquet leaf columns in O(1) during statistics collection [datafusion]
via GitHub
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2026/10/14
Re: [PR] perf: resolve parquet leaf columns in O(1) during statistics collection [datafusion]
via GitHub
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2026/10/14
[I] [Bug] trunc and date_trunc handle unsupported, NULL and non-literal formats differently from Spark [datafusion]
via GitHub
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2026/10/14
Re: [PR] perf: resolve parquet leaf columns in O(1) during statistics collection [datafusion]
via GitHub
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2026/10/14
Re: [I] Merge queue times out PRs whose checks are still running, so merging takes many manual attempts and CI is re-run from scratch [datafusion]
via GitHub
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2026/10/14
[PR] doc: Document the physical optimizer contract [datafusion]
via GitHub
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2026/10/14
Re: [PR] perf: resolve parquet leaf columns in O(1) during statistics collection [datafusion]
via GitHub
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2026/10/14
[PR] fix: keep EliminateGroupByConstant from requalifying group expressions [datafusion]
via GitHub
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2026/10/14
Re: [PR] Allow the `HLLAccumulator` used by `approx_distinct()` to consume state produced by `HllGroupsAccumulator` [datafusion]
via GitHub
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2026/10/14
[PR] perf: resolve parquet leaf columns in O(1) during statistics collection [datafusion]
via GitHub
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2026/10/14
Re: [PR] feat: allow extension `PhysicalExpr`s to decode via a per-type registry [datafusion]
via GitHub
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2026/10/14
Re: [PR] refactor: deduplicate `concat` string and binary builders [datafusion]
via GitHub
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2026/10/14
Re: [PR] perf: resolve parquet leaf columns in O(1) during statistics collection [datafusion]
via GitHub
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2026/10/14
[I] Share a single pad kernel between lpad and rpad [datafusion]
via GitHub
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2026/10/14
Re: [PR] perf: Add an adaptive integer membership prefilter for hash joins [datafusion]
via GitHub
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2026/10/14
Re: [PR] Support Preimage for `date_trunc` [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: match functional dependencies by column position, not by name [datafusion]
via GitHub
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2026/10/14
[PR] docs: explain timestamp timezone comparisons [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: skip HashJoinExec nodes carrying dynamic filters in JoinSelection [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: model remote object storage faithfully for --simulate-latency [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
Re: [PR] Fix GroupOrdering memory descriptor double-counting [datafusion]
via GitHub
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2026/10/14
[PR] feat(parquet): add NDV cap for dictionary reads [datafusion]
via GitHub
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2026/10/14
Re: [I] Allow extension `ExecutionPlan`s to decode via a per-type registry instead of `PhysicalExtensionCodec` [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: keep the values of sliced batches when coalescing a broadcast [datafusion-comet]
via GitHub
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2026/10/14
Re: [PR] fix: resolve pass-through columns against the input when merging an extraction projection [datafusion]
via GitHub
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2026/10/14
[PR] refactor: share one TPC-H schema across scheduler tests and benchmarks [datafusion-ballista]
via GitHub
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2026/10/14
Re: [PR] PostgreSQL: Add support for DO statement [datafusion-sqlparser-rs]
via GitHub
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2026/10/14
Re: [PR] feat: add extension to support `DataFrame::checkpoint()` [datafusion-ballista]
via GitHub
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2026/10/14
Re: [PR] fix: support RunEndEncoded arguments in MIN/MAX [datafusion]
via GitHub
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2026/10/14
[PR] [branch-54] fix: prevent LEAD/LAG IGNORE NULLS panic without null bitmap (#23706) [datafusion]
via GitHub
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2026/10/14
[I] [Bug] unbase64 rejects input that Spark's MIME decoder accepts [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
[PR] feat: add `SessionConfig::update_extension` so libraries can share one `ProtoDecoderRegistry` [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: remove duplicate predicate benchmark result [datafusion]
via GitHub
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2026/10/14
Re: [PR] doc: Document the physical optimizer contract [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: surface SparkArithmeticException(DIVIDE_BY_ZERO) for divide-by-zero in dispatched ScalaUDF path [datafusion-comet]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: compact oversized nested list_extract buffers [datafusion-comet]
via GitHub
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2026/10/14
Re: [PR] fix: stop building maps natively when the key type holds a FLOAT or DOUBLE [datafusion-comet]
via GitHub
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2026/10/14
Re: [PR] perf: Add an adaptive integer membership prefilter for hash joins [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: reject scalar subqueries inside a codegen-dispatch kernel [datafusion-comet]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
Re: [I] Broadcast hash join produces incorrect results with sliced Arrow string/binary batches [datafusion-comet]
via GitHub
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2026/10/14
Re: [PR] perf: Add an adaptive integer membership prefilter for hash joins [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
Re: [PR] perf: compare nested ScalarValues by type before converting to ArrayData [datafusion]
via GitHub
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2026/10/14
Re: [PR] feat!: pass input schema to ExprPlanner::plan_scalar [datafusion]
via GitHub
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2026/10/14
Re: [PR] test: use WITH ORDER tables for date_bin/date_trunc ordering plan tests [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
[I] Merge queue times out PRs whose checks are still running, so merging takes many manual attempts and CI is re-run from scratch [datafusion]
via GitHub
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2026/10/14
Re: [PR] feat(parquet): add NDV cap for dictionary reads [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: keep the values of sliced batches when coalescing a broadcast [datafusion-comet]
via GitHub
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2026/10/14
Re: [I] Broadcast hash join on string keys drops rows when the build side is a large DISTINCT [datafusion-comet]
via GitHub
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2026/10/14
Re: [PR] feat: add `SessionConfig::update_extension` so libraries can share one `ProtoDecoderRegistry` [datafusion]
via GitHub
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2026/10/14
Re: [PR] feat: add `SessionConfig::update_extension` so libraries can share one `ProtoDecoderRegistry` [datafusion]
via GitHub
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2026/10/14
Re: [PR] chore: bump rustls to fix audit [datafusion]
via GitHub
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2026/10/14
[I] Memory limit test `smj_with_mem_limit_1` is flaky [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: choose the forced shuffled hash join at planning time so Spark keeps its sorts [datafusion-comet]
via GitHub
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2026/10/14
Re: [PR] feat: run broadcast joins natively when an unsupported scan is on the build side [datafusion-comet]
via GitHub
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2026/10/14
Re: [PR] doc: Document the physical optimizer contract [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
[PR] chore: bump rustls to fix audit [datafusion]
via GitHub
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2026/10/14
[PR] fix: report OneOf signature mismatches as planning errors [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: keep the values of sliced batches when coalescing a broadcast [datafusion-comet]
via GitHub
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2026/10/14
[PR] fix(spark): format_string %s of a DECIMAL and %g like Java's Formatter [datafusion]
via GitHub
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2026/10/14
Re: [I] Discussion: Define the Contract for Custom Physical Optimizer Pipelines [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
[I] Break up ensure_distribution_with_stats and enforce_distribution_relationships in EnforceDistribution [datafusion]
via GitHub
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2026/10/14
[PR] fix: handle aggregate name collisions from casts [datafusion]
via GitHub
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2026/10/14
Re: [I] Release DataFusion `54.2.0` (minor/patch) Release [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
Re: [PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
[PR] bench: test Arrow RLE dictionary reader optimization [datafusion]
via GitHub
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2026/10/14
Re: [PR] Document and enforce compatibility between an aggregate's accumulators [datafusion]
via GitHub
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2026/10/14
[I] A cached aggregate stores each output slice with the bytes of the slices before it, inflating its size statistics and memory [datafusion-comet]
via GitHub
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2026/10/14
Re: [PR] feat(parquet): add NDV cap for dictionary reads [datafusion]
via GitHub
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2026/10/14
Re: [I] Share a single pad kernel between lpad and rpad [datafusion]
via GitHub
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2026/10/14
Re: [I] Share a single pad kernel between lpad and rpad [datafusion]
via GitHub
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2026/10/14
Re: [PR] feat(parquet): add NDV cap for dictionary reads [datafusion]
via GitHub
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2026/10/14
Re: [PR] fix: Preserve column identifiers in DataFrame fill methods [datafusion]
via GitHub
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2026/10/14
Re: [PR] perf: Add an adaptive integer membership prefilter for hash joins [datafusion]
via GitHub
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2026/10/14
Re: [PR] perf: Add an adaptive integer membership prefilter for hash joins [datafusion]
via GitHub
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2026/10/14
[I] [Bug] parse_url raises on a malformed URL when ANSI mode is off, Spark returns NULL [datafusion]
via GitHub
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2026/10/14
[I] [Bug] format_string prints the unscaled value for %s of a DECIMAL and strips trailing zeros for %g [datafusion]
via GitHub
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2026/10/14
[I] Negative-scale decimal cast to timestamp panics [datafusion-comet]
via GitHub
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2026/10/14
Re: [PR] fix: downcast to FixedSizeBinaryArray in CASE literal lookup table [datafusion]
via GitHub