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A setting rollup_use_nulls for standard compatibility #37359

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#38642
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A setting rollup_use_nulls for standard compatibility#37359
#38642
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novikd
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featurewarmup taskThe task for new ClickHouse team members. Low risk, moderate complexity, no urgency.
@alexey-milovidov

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@alexey-milovidov
alexey-milovidov
opened on May 19, 2022

Use case

When it is set and GROUP BY has WITH ROLLUP, WITH CUBE, or GROUPING SETS, the columns from GROUP BY are interpreted as Nullable.

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featurewarmup taskThe task for new ClickHouse team members. Low risk, moderate complexity, no urgency.

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