dev/changelog/47.0.0.md

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# Apache DataFusion Python 47.0.0 Changelog

This release consists of 23 commits from 5 contributors. See credits at the end of this changelog for more information.

**Implemented enhancements:**

- feat: support unparser [#1088](https://github.com/apache/datafusion-python/pull/1088) (chenkovsky)
- feat: update datafusion dependency 47 [#1107](https://github.com/apache/datafusion-python/pull/1107) (timsaucer)
- feat: alias with metadata [#1111](https://github.com/apache/datafusion-python/pull/1111) (chenkovsky)
- feat: add missing PyLogicalPlan to_variant [#1085](https://github.com/apache/datafusion-python/pull/1085) (chenkovsky)
- feat: add user defined table function support [#1113](https://github.com/apache/datafusion-python/pull/1113) (timsaucer)

**Fixed bugs:**

- fix: recursive import [#1117](https://github.com/apache/datafusion-python/pull/1117) (chenkovsky)

**Other:**

- Update changelog and version number [#1089](https://github.com/apache/datafusion-python/pull/1089) (timsaucer)
- Documentation updates: mention correct dataset on basics page [#1081](https://github.com/apache/datafusion-python/pull/1081) (floscha)
- Add Configurable HTML Table Formatter for DataFusion DataFrames in Python [#1100](https://github.com/apache/datafusion-python/pull/1100) (kosiew)
- Add DataFrame usage guide with HTML rendering customization options [#1108](https://github.com/apache/datafusion-python/pull/1108) (kosiew)
- 1075/enhancement/Make col class with __getattr__ [#1076](https://github.com/apache/datafusion-python/pull/1076) (deanm0000)
- 1064/enhancement/add functions to Expr class [#1074](https://github.com/apache/datafusion-python/pull/1074) (deanm0000)
- ci: require approving review [#1122](https://github.com/apache/datafusion-python/pull/1122) (timsaucer)
- Partial fix for 1078: Enhance DataFrame Formatter Configuration with Memory and Display Controls [#1119](https://github.com/apache/datafusion-python/pull/1119) (kosiew)
- Add fill_null method to DataFrame API for handling missing values [#1019](https://github.com/apache/datafusion-python/pull/1019) (kosiew)
- minor: reduce error size [#1126](https://github.com/apache/datafusion-python/pull/1126) (timsaucer)
- Move the udf module to user_defined [#1112](https://github.com/apache/datafusion-python/pull/1112) (timsaucer)
- add unit tests for expression functions [#1121](https://github.com/apache/datafusion-python/pull/1121) (timsaucer)

## Credits

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

```
    12	Tim Saucer
     4	Chen Chongchen
     4	kosiew
     2	deanm0000
     1	Florian Schäfer
```

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