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sidebar_position: 1
sidebar_label: 2023
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# 2023 Changelog

### ClickHouse release v23.7.4.5-stable (bd2fcd44553) FIXME as compared to v23.7.3.14-stable (bd9a510550c)

#### Bug Fix (user-visible misbehavior in an official stable release)

* Disable the new parquet encoder [#53130](https://github.com/ClickHouse/ClickHouse/pull/53130) ([Alexey Milovidov](https://github.com/alexey-milovidov)).

#### NOT FOR CHANGELOG / INSIGNIFICANT

* Revert changes in `ZstdDeflatingAppendableWriteBuffer` [#53111](https://github.com/ClickHouse/ClickHouse/pull/53111) ([Antonio Andelic](https://github.com/antonio2368)).

