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Merge pull request #39799 from ClickHouse/fix-extra-column-after-array-join-optimization

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Fix extra column after ARRAY JOIN optimization.
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Nikolai Kochetov 2022-08-02 10:35:35 +02:00 committed by GitHub
commit a3bf9496d4
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2 changed files with 6 additions and 2 deletions
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3
src/Interpreters/ActionsDAG.cpp
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@ -1513,8 +1513,7 @@ ActionsDAG::SplitResult ActionsDAG::splitActionsBeforeArrayJoin(const NameSet &
}
auto res = split(split_nodes);
/// Do not remove array joined columns if they are not used.
/// res.first->project_input = false;
res.second->project_input = project_input;
return res;
}

5
tests/queries/0_stateless/01881_union_header_mismatch_bug.sql
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@ -28,3 +28,8 @@ WHERE number IN
SELECT number
FROM numbers(5)
) order by label, number;
SELECT NULL FROM
(SELECT [1048575, NULL] AS ax, 2147483648 AS c) t1 ARRAY JOIN ax
INNER JOIN (SELECT NULL AS c) t2 USING (c);