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Merge pull request #12056 from ClickHouse/fix-11808

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Fix defaultValueOfArgumentType
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alesapin 2020-07-02 13:35:38 +03:00 committed by GitHub
commit 65dae99c12
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3 changed files with 6 additions and 0 deletions
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1
src/Functions/defaultValueOfArgumentType.cpp
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@ -22,6 +22,7 @@ public:
}
bool useDefaultImplementationForNulls() const override { return false; }
bool useDefaultImplementationForLowCardinalityColumns() const override { return false; }
size_t getNumberOfArguments() const override
{

1
tests/queries/0_stateless/01355_defaultValueOfArgumentType_bug.reference Normal file
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@ -0,0 +1 @@
LowCardinality(String)

4
tests/queries/0_stateless/01355_defaultValueOfArgumentType_bug.sql Normal file
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@ -0,0 +1,4 @@
SELECT
materialize(toLowCardinality('')) AS lc,
toTypeName(lc)
WHERE lc = defaultValueOfArgumentType(lc)