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Pull requests: apache/datafusion-comet

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Pull requests list

docs: add a scan contributor guide and a scan PR review skill documentation Improvements or additions to documentation
#6052 opened Sep 19, 2026 by andygrove Member Loading…
docs: recommend setting spark.executor.memoryOverhead alongside off-heap memory area:Iceberg documentation Improvements or additions to documentation
#6051 opened Sep 19, 2026 by andygrove Member Loading… 1.1.0
docs: correct the stale range-partitioning strict floating-point rule documentation Improvements or additions to documentation
#6049 opened Sep 19, 2026 by andygrove Member Loading…
1
feat: trace Arrow memory held on the JVM side area:ffi Arrow FFI / JNI boundary enhancement New feature or request
#6048 opened Sep 19, 2026 by andygrove Member Loading…
1
4
fix: preserve Spark row index read errors area:scan Parquet scan / data reading bug Something isn't working
#6046 opened Sep 19, 2026 by liupoyi-1031 • Queued
1
2
fix: gate the regr_r2 degenerate-case swap on the Spark patch release area:aggregation Hash aggregates, aggregate expressions bug Something isn't working
#6042 opened Sep 19, 2026 by dwsmith1983 Contributor • Queued
1
fix: let decimal SUM recover from an intermediate overflow like Spark area:aggregation Hash aggregates, aggregate expressions bug Something isn't working
#6041 opened Sep 19, 2026 by dwsmith1983 Contributor Loading…
1
6
chore: add a native Iceberg write benchmark area:Iceberg enhancement New feature or request
#6038 opened Sep 19, 2026 by 0lai0 Contributor • Queued
1
5
perf: reuse prepared broadcast builds across executor tasks area:joins Join operators and dynamic filter pushdown area:memory Memory pools, reservations, OOM handling area:scan Parquet scan / data reading enhancement New feature or request performance run-spark-4.1-tests Run the Spark 4.1 SQL tests on this pull request instead of waiting for the merge queue
#6037 opened Sep 19, 2026 by sunchao Member • Draft
feat: admit string maps in Spark-to-Comet conversion area:ffi Arrow FFI / JNI boundary enhancement New feature or request run-spark-4.1-tests Run the Spark 4.1 SQL tests on this pull request instead of waiting for the merge queue
#6036 opened Sep 19, 2026 by sunchao Member Loading…
7
fix: defer throwing literal casts to Spark at runtime area:expressions Expression evaluation bug Something isn't working run-spark-4.1-tests Run the Spark 4.1 SQL tests on this pull request instead of waiting for the merge queue
#6035 opened Sep 19, 2026 by sunchao Member Loading…
7
feat: scope-aware object_store cache for the S3 credential SPI area:ffi Arrow FFI / JNI boundary area:scan Parquet scan / data reading enhancement New feature or request
#6031 opened Sep 18, 2026 by snmvaughan Contributor Loading…
12
docs: document the 24-hour review window for non-trivial pull requests documentation Improvements or additions to documentation
#6030 opened Sep 18, 2026 by andygrove Member Loading…
2
fix: Native S3 scan on EKS/IRSA turns a transient STS throttle into a had 403 storm area:Iceberg area:scan Parquet scan / data reading bug Something isn't working
#6025 opened Sep 18, 2026 by parthchandra Contributor Loading…
1
9
feat: built-in S3 credential provider adapters for the native Parquet scan area:scan Parquet scan / data reading enhancement New feature or request
#6023 opened Sep 18, 2026 by parthchandra Contributor Loading…
1
9
docs: add local-diff mode to review-comet-pr skill and ask about it in the PR template documentation Improvements or additions to documentation
#6017 opened Sep 18, 2026 by andygrove Member • Draft
1 of 2 tasks
docs: add pr-triage skill for PR hygiene and duplicate detection documentation Improvements or additions to documentation
#6016 opened Sep 18, 2026 by andygrove Member • Draft
fix: use Spark-compatible shuffle for wide decimal hash keys area:aggregation Hash aggregates, aggregate expressions area:expressions Expression evaluation area:shuffle Shuffle (JVM and native) bug Something isn't working correctness run-all-spark-profiles Run the Comet test suites against every Spark profile on this pull request, ahead of the merge queue
#6005 opened Sep 17, 2026 by sunchao Member • Draft
feat: report JVM Arrow allocations to Spark's memory manager area:expressions Expression evaluation area:ffi Arrow FFI / JNI boundary area:udf enhancement New feature or request
#5998 opened Sep 17, 2026 by andygrove Member • Draft
21
fix: count each memory pool once in analyze_trace area:expressions Expression evaluation area:memory Memory pools, reservations, OOM handling bug Something isn't working run-spark-4.1-tests Run the Spark 4.1 SQL tests on this pull request instead of waiting for the merge queue
#5991 opened Sep 16, 2026 by andygrove Member Loading…
1
9
fix: reverse ordering and range in NegativeExpr::get_properties area:expressions Expression evaluation bug Something isn't working
#5982 opened Sep 16, 2026 by Smallfu666 Contributor Loading…
1
1
ci: reuse Linux native libraries across workflow runs area:ci CI/CD, GitHub Actions, build tooling area:Iceberg build Build environment enhancement New feature or request
#5976 opened Sep 16, 2026 by sunchao Member Loading…
36
fix: preserve Spark evaluation for next_day and levenshtein area:expressions Expression evaluation bug Something isn't working
#5972 opened Sep 15, 2026 by sunchao Member Loading…
2
test: cover matching nested nulls in collect aggregates enhancement New feature or request test Testing related
#5970 opened Sep 15, 2026 by sunchao Member Loading…
1
fix: preserve Spark Parquet schema conversion errors (WIP) area:ffi Arrow FFI / JNI boundary area:scan Parquet scan / data reading bug Something isn't working
#5958 opened Sep 15, 2026 by Abhishek-Mohan • Draft
3 tasks
ProTip! Exclude everything labeled bug with -label:bug.