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Merge pull request #37633 from ClickHouse/dump-column-structure-more-precise

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More precise result of the `dumpColumnStructure` and `byteSize` miscellaneous functions
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Alexey Milovidov 2022-06-03 14:05:20 +03:00 committed by GitHub
commit de16784832
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4 changed files with 7 additions and 0 deletions
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2
src/Functions/byteSize.cpp
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@ -24,7 +24,9 @@ public:
String getName() const override { return name; }
bool useDefaultImplementationForNulls() const override { return false; }
bool useDefaultImplementationForNothing() const override { return false; }
bool useDefaultImplementationForLowCardinalityColumns() const override { return false; }
bool useDefaultImplementationForSparseColumns() const override { return false; }
bool isVariadic() const override { return true; }
bool isSuitableForShortCircuitArgumentsExecution(const DataTypesWithConstInfo & /*arguments*/) const override { return false; }
size_t getNumberOfArguments() const override { return 0; }

3
src/Functions/dumpColumnStructure.cpp
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@ -25,6 +25,9 @@ public:
}
bool useDefaultImplementationForNulls() const override { return false; }
bool useDefaultImplementationForNothing() const override { return false; }
bool useDefaultImplementationForLowCardinalityColumns() const override { return false; }
bool useDefaultImplementationForSparseColumns() const override { return false; }
bool isSuitableForShortCircuitArgumentsExecution(const DataTypesWithConstInfo & /*arguments*/) const override { return false; }

1
tests/queries/0_stateless/02313_dump_column_structure_low_cardinality.reference Normal file
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@ -0,0 +1 @@
Array(LowCardinality(String)), Const(size = 1, Array(size = 1, UInt64(size = 1), ColumnLowCardinality(size = 2, UInt8(size = 2), ColumnUnique(size = 3, String(size = 3)))))

1
tests/queries/0_stateless/02313_dump_column_structure_low_cardinality.sql Normal file
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@ -0,0 +1 @@
SELECT dumpColumnStructure(['Hello', 'World']::Array(LowCardinality(String)));