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sidebar_label: 2023
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# 2023 Changelog

### ClickHouse release v22.10.6.3-stable (645a66d221f) FIXME as compared to v22.10.5.54-stable (dbc7984dc3b)

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

* Backported in [#45084](https://github.com/ClickHouse/ClickHouse/issues/45084): fix alter table ttl error when wide part has light weight delete mask. [#44959](https://github.com/ClickHouse/ClickHouse/pull/44959) ([Mingliang Pan](https://github.com/liangliangpan)).
