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The following commit(s) were added to refs/heads/branch-54 by this push:
     new a15c86be6 change log (#2005)
a15c86be6 is described below

commit a15c86be685839a5eecee2567cc46e958e4527df
Author: Andy Grove <[email protected]>
AuthorDate: Sun Jul 12 10:24:12 2026 -0600

    change log (#2005)
---
 docs/source/changelog/54.0.0.md | 150 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 150 insertions(+)

diff --git a/docs/source/changelog/54.0.0.md b/docs/source/changelog/54.0.0.md
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@@ -0,0 +1,150 @@
+<!--
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements.  See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership.  The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License.  You may obtain a copy of the License at
+
+  http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied.  See the License for the
+specific language governing permissions and limitations
+under the License.
+-->
+
+# Apache DataFusion Ballista 54.0.0 Changelog
+
+This release consists of 171 commits from 11 contributors. See credits at the 
end of this changelog for more information.
+
+**Fixed bugs:**
+
+- fix(python): clear latent lint debt and gate wheel jobs on lint/tests 
[#1749](https://github.com/apache/datafusion-ballista/pull/1749) (andygrove)
+- fix(python): exclude mimalloc from Python wheel to avoid macOS segfault 
[#1769](https://github.com/apache/datafusion-ballista/pull/1769) (andygrove)
+- fix: handle task execution errors and panics in executor 
[#1793](https://github.com/apache/datafusion-ballista/pull/1793) (milenkovicm)
+- fix: downgrade `time` version to fix build issue 
[#1862](https://github.com/apache/datafusion-ballista/pull/1862) (milenkovicm)
+- fix: use DataFrame.**name** instead of hardcoded string in metaclass method 
wrapping [#1866](https://github.com/apache/datafusion-ballista/pull/1866) 
(djanand)
+- fix: honor client datafusion.\* session config overrides in scheduler 
planning [#1902](https://github.com/apache/datafusion-ballista/pull/1902) 
(andygrove)
+- fix: Adaptive query planning fails with remote object stores: "No suitable 
object store found" 
[#1962](https://github.com/apache/datafusion-ballista/pull/1962) (milenkovicm)
+- fix: satisfy clippy 1.97 useless_borrows_in_formatting 
[#1978](https://github.com/apache/datafusion-ballista/pull/1978) (andygrove)
+
+**Performance related:**
+
+- perf: avoid redundant TaskStatus clones in scheduler update_task_status 
[#1983](https://github.com/apache/datafusion-ballista/pull/1983) (andygrove)
+- perf: prune irrelevant partitions task 
[#1911](https://github.com/apache/datafusion-ballista/pull/1911) (coderfender)
+
+**Implemented enhancements:**
+
+- feat: task_manager delegats physical plan creation to execution graph 
[#1726](https://github.com/apache/datafusion-ballista/pull/1726) (milenkovicm)
+- feat: ShuffleReader shows `upstream_stage` 
[#1767](https://github.com/apache/datafusion-ballista/pull/1767) (milenkovicm)
+- feat: runtime stage's metrics rendering 
[#1778](https://github.com/apache/datafusion-ballista/pull/1778) (sandugood)
+- feat: add `/api/job/{job_id}/config` endpoint to retrieve session 
configuration [#1792](https://github.com/apache/datafusion-ballista/pull/1792) 
(killzoner)
+- feat(aqe): delay join decision & introduce broadcast join in AQE 
[#1752](https://github.com/apache/datafusion-ballista/pull/1752) (milenkovicm)
+- feat: Add web rendering of the TUI application 
[#1742](https://github.com/apache/datafusion-ballista/pull/1742) (martin-g)
+- feat(aqe): chaos monkey testing for ballista execution 
[#1802](https://github.com/apache/datafusion-ballista/pull/1802) (milenkovicm)
+- feat(aqe): empty join handling 
[#1723](https://github.com/apache/datafusion-ballista/pull/1723) (sandugood)
+- feat(tui): Show shimmer animation for "Queued" and "Running" jobs 
[#1808](https://github.com/apache/datafusion-ballista/pull/1808) (martin-g)
+- feat(cli): use local time in tracing subscriber logging for ballista-cli 
[#1824](https://github.com/apache/datafusion-ballista/pull/1824) (jiengup)
+- feat(scheduler): Use command line options for CORS origins/methods instead 
of env vars [#1818](https://github.com/apache/datafusion-ballista/pull/1818) 
(martin-g)
+- feat(tui): Add configuration popup for jobs 
[#1825](https://github.com/apache/datafusion-ballista/pull/1825) (jiengup)
+- feat(TUI): enable various plan rendering formats 
[#1828](https://github.com/apache/datafusion-ballista/pull/1828) (sandugood)
+- feat(tui): Add theming support 
[#1850](https://github.com/apache/datafusion-ballista/pull/1850) (martin-g)
+- feat: NewType pattern for `job_id` 
[#1852](https://github.com/apache/datafusion-ballista/pull/1852) (JarroVGIT)
+- feat(tui): Show job failed status below the Jobs table 
[#1871](https://github.com/apache/datafusion-ballista/pull/1871) (martin-g)
+- feat: broadcast small build sides via non-zero CollectLeft thresholds 
[#1900](https://github.com/apache/datafusion-ballista/pull/1900) (andygrove)
+- feat: broadcast small build side of SortMergeJoinExec in the static planner 
[#1904](https://github.com/apache/datafusion-ballista/pull/1904) (andygrove)
+- feat: Allow submitting a pre-built physical plan to the scheduler 
[#1924](https://github.com/apache/datafusion-ballista/pull/1924) (andygrove)
+- feat: cancel running stages and tasks on job failure or cancellation 
[#1903](https://github.com/apache/datafusion-ballista/pull/1903) (killzoner)
+- feat: support running TPC-H benchmarks against S3-compatible object storage 
[#1942](https://github.com/apache/datafusion-ballista/pull/1942) (andygrove)
+- feat: bound shuffle fetch with a reduce-side in-flight governor 
[#1951](https://github.com/apache/datafusion-ballista/pull/1951) (andygrove)
+- feat: improve session state creation for AQE planner 
[#1963](https://github.com/apache/datafusion-ballista/pull/1963) (milenkovicm)
+- feat: delete intermediate shuffle files on job success 
[#1982](https://github.com/apache/datafusion-ballista/pull/1982) (andygrove)
+- feat: Share read-side runtime state across a session's tasks on the executor 
[#1995](https://github.com/apache/datafusion-ballista/pull/1995) (andygrove)
+
+**Documentation updates:**
+
+- docs(release): document PyPI publish process for python client 
[#1610](https://github.com/apache/datafusion-ballista/pull/1610) (andygrove)
+- docs(release): cover TestPyPI verification and fix stale wheel-download 
notes [#1760](https://github.com/apache/datafusion-ballista/pull/1760) 
(andygrove)
+- refactor: make use of `async_trait::async_trait` consistent across project 
[#1848](https://github.com/apache/datafusion-ballista/pull/1848) (JarroVGIT)
+- chore(docs): Update docs website to bring inline with Datafusion style 
[#1857](https://github.com/apache/datafusion-ballista/pull/1857) (JarroVGIT)
+- Improve changelog generator and split CHANGELOG.md into per-version files 
[#1768](https://github.com/apache/datafusion-ballista/pull/1768) (andygrove)
+- docs: add versioned upgrade guide (54.0.0) 
[#1939](https://github.com/apache/datafusion-ballista/pull/1939) (andygrove)
+- docs: document TPC-H plan-stability golden files and regeneration 
[#1979](https://github.com/apache/datafusion-ballista/pull/1979) (andygrove)
+- docs: update companies using ballista 
[#1992](https://github.com/apache/datafusion-ballista/pull/1992) (coderfender)
+- docs: link AQE limitations to tracking issues and add AQE contributor guide 
section [#1990](https://github.com/apache/datafusion-ballista/pull/1990) 
(andygrove)
+
+**Other:**
+
+- chore(deps): bump idna from 3.11 to 3.15 in /python 
[#1737](https://github.com/apache/datafusion-ballista/pull/1737) 
(dependabot[bot])
+- chore(ci): Execute the CI workflows only when this is a push to main or a PR 
against any branch 
[#1738](https://github.com/apache/datafusion-ballista/pull/1738) (martin-g)
+- minor: move aqe executions plans to a directory 
[#1744](https://github.com/apache/datafusion-ballista/pull/1744) (milenkovicm)
+- ci: pin all third-party actions to ASF-allowlisted SHAs 
[#1748](https://github.com/apache/datafusion-ballista/pull/1748) (andygrove)
+- ci: pin Windows wheel builder to windows-2022 
[#1751](https://github.com/apache/datafusion-ballista/pull/1751) (andygrove)
+- chore: bump python crate to 53.0.0 and use path deps for ballista crates 
[#1750](https://github.com/apache/datafusion-ballista/pull/1750) (andygrove)
+- ci: produce real aarch64 wheel and upload sdist artifact 
[#1753](https://github.com/apache/datafusion-ballista/pull/1753) (andygrove)
+- ci: only run Python Release Build on RC tags and matching PRs 
[#1754](https://github.com/apache/datafusion-ballista/pull/1754) (andygrove)
+- ci: gate TPC-H workflow on rust-only path allow list 
[#1755](https://github.com/apache/datafusion-ballista/pull/1755) (andygrove)
+- ci: gate Docker workflow on rust-only path allow list 
[#1756](https://github.com/apache/datafusion-ballista/pull/1756) (andygrove)
+- ci: gate Rust workflow on workspace path allow list and rename to Ballista 
Rust [#1757](https://github.com/apache/datafusion-ballista/pull/1757) 
(andygrove)
+- ci: use maturin sdist subcommand to avoid building a wheel 
[#1759](https://github.com/apache/datafusion-ballista/pull/1759) (andygrove)
+- ci: gate CodeQL workflow on .github path changes 
[#1758](https://github.com/apache/datafusion-ballista/pull/1758) (andygrove)
+- minor: Ballista `showplan` helper script 
[#1761](https://github.com/apache/datafusion-ballista/pull/1761) (milenkovicm)
+- chore(deps): bump requests from 2.32.5 to 2.33.0 in /python 
[#1781](https://github.com/apache/datafusion-ballista/pull/1781) 
(dependabot[bot])
+- chore(ci): Execute the "Dependencies" workflow on push to main and for PRs 
[#1782](https://github.com/apache/datafusion-ballista/pull/1782) (martin-g)
+- chore(deps): bump astral-tokio-tar from 0.6.1 to 0.6.2 
[#1794](https://github.com/apache/datafusion-ballista/pull/1794) 
(dependabot[bot])
+- chore(deps): bump pygments from 2.19.2 to 2.20.0 in /python 
[#1800](https://github.com/apache/datafusion-ballista/pull/1800) 
(dependabot[bot])
+- minor: code cleanup and log level changes 
[#1805](https://github.com/apache/datafusion-ballista/pull/1805) (milenkovicm)
+- minor(aqe): backport few datafusion physical rules identified as not 
idempotent [#1806](https://github.com/apache/datafusion-ballista/pull/1806) 
(milenkovicm)
+- minor(aqe): add `plan_id` to dynamic join 
[#1809](https://github.com/apache/datafusion-ballista/pull/1809) (milenkovicm)
+- chore(docker): Use yellow_tripdata_2022-01.parquet from nightlies.apache.org 
[#1817](https://github.com/apache/datafusion-ballista/pull/1817) (martin-g)
+- chore(ci): Use MacOS Github hosted runners for the small CI checks 
[#1810](https://github.com/apache/datafusion-ballista/pull/1810) (martin-g)
+- chore(ci): Fix the Rust installer for MacOS in dependencies.yml 
[#1833](https://github.com/apache/datafusion-ballista/pull/1833) (martin-g)
+- chore(ci): Drop Windows CI runs 
[#1801](https://github.com/apache/datafusion-ballista/pull/1801) (martin-g)
+- chore(ci): Fix the name of a CI job dependency 
[#1834](https://github.com/apache/datafusion-ballista/pull/1834) (martin-g)
+- chore(github): Enable "Update branch" button for PRs 
[#1839](https://github.com/apache/datafusion-ballista/pull/1839) (martin-g)
+- chore(ci): Download macos aarch64 build of protoc 
[#1835](https://github.com/apache/datafusion-ballista/pull/1835) (martin-g)
+- chore(tui): Upgrade Ratatui to 0.30.1 / Ratzilla to 0.3.1 
[#1840](https://github.com/apache/datafusion-ballista/pull/1840) (martin-g)
+- chore(ci): Run `cargo check` and `cargo doc` CI jobs on MacOS 
[#1846](https://github.com/apache/datafusion-ballista/pull/1846) (martin-g)
+- chore: re enable approx distinct test 
[#1844](https://github.com/apache/datafusion-ballista/pull/1844) (coderfender)
+- bug: fix empty projection serde ambiguity bug 
[#1863](https://github.com/apache/datafusion-ballista/pull/1863) (coderfender)
+- chore(tui): Use lighter foreground colors for the dark theme. For better 
contrast [#1872](https://github.com/apache/datafusion-ballista/pull/1872) 
(martin-g)
+- minor: remove redundant scheduler info loggers 
[#1879](https://github.com/apache/datafusion-ballista/pull/1879) (milenkovicm)
+- chore(ci): Deploy WebTUI to nightlies.a.o 
[#1888](https://github.com/apache/datafusion-ballista/pull/1888) (martin-g)
+- ci: run TPC-H SF10 under AQE off + on, and build it faster 
[#1913](https://github.com/apache/datafusion-ballista/pull/1913) (andygrove)
+- chore(deps): upgrade to DataFusion 54 
[#1906](https://github.com/apache/datafusion-ballista/pull/1906) (andygrove)
+- ci: verify TPC-H query results against single-process DataFusion 
[#1917](https://github.com/apache/datafusion-ballista/pull/1917) (andygrove)
+- chore(deps): upgrade pyballista to DataFusion 54 
[#1919](https://github.com/apache/datafusion-ballista/pull/1919) (djanand)
+- Fix/python cargo lock drift 
[#1899](https://github.com/apache/datafusion-ballista/pull/1899) (djanand)
+- refactor(scheduler): keep submit_job non-breaking, add submit_physical_plan 
[#1941](https://github.com/apache/datafusion-ballista/pull/1941) (andygrove)
+- Add TPC-H distributed plan-stability test suite 
[#1966](https://github.com/apache/datafusion-ballista/pull/1966) (andygrove)
+- Display input stage id on UnresolvedShuffleExec 
[#1969](https://github.com/apache/datafusion-ballista/pull/1969) (andygrove)
+- chore(deps): bump pyarrow from 23.0.0 to 23.0.1 in /python 
[#1961](https://github.com/apache/datafusion-ballista/pull/1961) 
(dependabot[bot])
+- chore: add script and CI check to sync vendored DataFusion protos 
[#1991](https://github.com/apache/datafusion-ballista/pull/1991) (andygrove)
+- feat(tui + rest): surface failed tasks 
[#1949](https://github.com/apache/datafusion-ballista/pull/1949) (killzoner)
+- Add shuffle-read fetch metrics and surface per-operator metrics in plan 
display [#1968](https://github.com/apache/datafusion-ballista/pull/1968) 
(andygrove)
+- Log task execution duration in the executor "Finished task" message 
[#1999](https://github.com/apache/datafusion-ballista/pull/1999) (andygrove)
+- chore: bump Ballista version to 54.0.0 
[#2004](https://github.com/apache/datafusion-ballista/pull/2004) (andygrove)
+
+## Credits
+
+Thank you to everyone who contributed to this release. Here is a breakdown of 
commits (PRs merged) per contributor.
+
+```
+    83 dependabot[bot]
+    38 Andy Grove
+    18 Martin Grigorov
+    14 Marko Milenković
+     4 Bhargava Vadlamani
+     3 Jarro van Ginkel
+     3 alexander domenti
+     3 jgrim
+     2 Gunther Xing
+     2 Jogesh A Dinavahi
+     1 Jogesh Dinavahi
+```
+
+Thank you also to everyone who contributed in other ways such as filing 
issues, reviewing PRs, and providing feedback on this release.


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