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Projection & optimize_aggregators_of_group_by_keys

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Fix projection with optimize_aggregators_of_group_by_keys = true
This commit is contained in:
Amos Bird 2023-05-10 02:26:32 +08:00
parent 49c1beb870
commit 1739bb306a
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3 changed files with 15 additions and 0 deletions
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7
src/Parsers/ASTProjectionSelectQuery.cpp
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@ -142,6 +142,13 @@ ASTPtr ASTProjectionSelectQuery::cloneToASTSelect() const
}
if (groupBy())
select_query->setExpression(ASTSelectQuery::Expression::GROUP_BY, groupBy()->clone());
auto settings_query = std::make_shared<ASTSetQuery>();
SettingsChanges settings_changes;
settings_changes.insertSetting("optimize_aggregators_of_group_by_keys", false);
settings_query->changes = std::move(settings_changes);
settings_query->is_standalone = false;
select_query->setExpression(ASTSelectQuery::Expression::SETTINGS, std::move(settings_query));
return node;
}

1
tests/queries/0_stateless/01710_projection_optimize_aggregators_of_group_by_keys.reference Normal file
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@ -0,0 +1 @@
2012-10-23

7
tests/queries/0_stateless/01710_projection_optimize_aggregators_of_group_by_keys.sql Normal file
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@ -0,0 +1,7 @@
drop table if exists proj;
CREATE TABLE proj(date Date, PROJECTION maxdate( SELECT max(date) GROUP BY date )) ENGINE = MergeTree ORDER BY tuple() as select toDate('2012-10-24')-number%100 from numbers(1e2);
SELECT max(date) FROM proj PREWHERE date != '2012-10-24';
drop table proj;