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Merge pull request #39716 from arthurpassos/fix_scalar_cte_with_lc_result

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Unwrap LC column in IExecutablefunction::executeWithoutSparseColumns
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Kruglov Pavel 2022-08-03 18:53:37 +02:00 committed by GitHub
commit b84e65bb3b
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3 changed files with 7 additions and 0 deletions
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5
src/Functions/getScalar.cpp
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@ -42,6 +42,11 @@ public:
return 1;
}
bool useDefaultImplementationForLowCardinalityColumns() const override
{
return false;
}
bool isSuitableForShortCircuitArgumentsExecution(const DataTypesWithConstInfo & /*arguments*/) const override { return false; }
DataTypePtr getReturnTypeImpl(const ColumnsWithTypeAndName & arguments) const override

1
tests/queries/0_stateless/02375_scalar_lc_cte.reference Normal file
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@ -0,0 +1 @@
a

1
tests/queries/0_stateless/02375_scalar_lc_cte.sql Normal file
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@ -0,0 +1 @@
WITH ( SELECT toLowCardinality('a') ) AS bar SELECT bar