52.3.0.md

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# Apache DataFusion 52.3.0 Changelog

This release consists of 7 commits from 4 contributors. See credits at the end of this changelog for more information.

See the [upgrade guide](https://datafusion.apache.org/library-user-guide/upgrading.html) for information on how to upgrade from previous versions.

**Performance related:**

- [branch-52] perf: sort replace free()->try_grow() pattern with try_resize() to reduce memory pool interactions [#20732](https://github.com/apache/datafusion/pull/20732) (mbutrovich)

**Other:**

- [branch-52] Backport fix: SortMergeJoin don't wait for all input before emitting #20482 [#20699](https://github.com/apache/datafusion/pull/20699) (mbutrovich)
- [branch-52] Fix Arrow Spill Underrun (#20159) [#20684](https://github.com/apache/datafusion/pull/20684) (hareshkh)
- [branch-52] Fix constant value from stats (#20042) [#20709](https://github.com/apache/datafusion/pull/20709) (alamb)
- [branch-52] fix: `HashJoin` panic with String dictionary keys (don't flatten keys) (#20505) [#20708](https://github.com/apache/datafusion/pull/20708) (alamb)
- [branch-52] FFI_TableOptions are using default values only [#20705](https://github.com/apache/datafusion/pull/20705) (timsaucer)
- [branch-52] Fix repartition from dropping data when spilling (#20672) [#20777](https://github.com/apache/datafusion/pull/20777) (alamb)

## Credits

Thank you to everyone who contributed to this release. Here is a breakdown of commits (PRs merged) per contributor.

```
     3	Andrew Lamb
     2	Matt Butrovich
     1	Haresh Khanna
     1	Tim Saucer
```

Thank you also to everyone who contributed in other ways such as filing issues, reviewing PRs, and providing feedback on this release.