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13 lines
2.3 KiB
Markdown
13 lines
2.3 KiB
Markdown
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### ClickHouse release v20.6.6.7-stable FIXME as compared to v20.6.5.8-stable
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#### Improvement
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* Backported in [#14359](https://github.com/ClickHouse/ClickHouse/issues/14359): Added Redis requirepass authorization. [#13688](https://github.com/ClickHouse/ClickHouse/pull/13688) ([Ivan Torgashov](https://github.com/it1804)).
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#### Bug Fix
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* Backported in [#14365](https://github.com/ClickHouse/ClickHouse/issues/14365): Stop query execution if exception happened in `PipelineExecutor` itself. This could prevent rare possible query hung. [#14334](https://github.com/ClickHouse/ClickHouse/pull/14334) ([Nikolai Kochetov](https://github.com/KochetovNicolai)).
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* Backported in [#14540](https://github.com/ClickHouse/ClickHouse/issues/14540): Stop query execution if exception happened in `PipelineExecutor` itself. This could prevent rare possible query hung. Continuation of [#14334](https://github.com/ClickHouse/ClickHouse/issues/14334). [#14402](https://github.com/ClickHouse/ClickHouse/pull/14402) ([Nikolai Kochetov](https://github.com/KochetovNicolai)).
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* Backported in [#14488](https://github.com/ClickHouse/ClickHouse/issues/14488): Fix bug which leads to wrong merges assignment if table has partitions with a single part. [#14444](https://github.com/ClickHouse/ClickHouse/pull/14444) ([alesapin](https://github.com/alesapin)).
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* Backported in [#14483](https://github.com/ClickHouse/ClickHouse/issues/14483): Check for array size overflow in `topK` aggregate function. Without this check the user may send a query with carefully crafter parameters that will lead to server crash. This closes [#14452](https://github.com/ClickHouse/ClickHouse/issues/14452). [#14467](https://github.com/ClickHouse/ClickHouse/pull/14467) ([Alexey Milovidov](https://github.com/alexey-milovidov)).
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* Backported in [#14598](https://github.com/ClickHouse/ClickHouse/issues/14598): Fix rare segfaults in functions with combinator -Resample, which could appear in result of overflow with very large parameters. [#14562](https://github.com/ClickHouse/ClickHouse/pull/14562) ([Anton Popov](https://github.com/CurtizJ)).
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* Backported in [#14667](https://github.com/ClickHouse/ClickHouse/issues/14667): Fix wrong Decimal multiplication result caused wrong decimal scale of result column. [#14603](https://github.com/ClickHouse/ClickHouse/pull/14603) ([Artem Zuikov](https://github.com/4ertus2)).
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