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42 lines
1.3 KiB
C++
42 lines
1.3 KiB
C++
#pragma once
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#include <type_traits>
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#include <Core/Field.h>
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#include <DataTypes/DataTypeNumberBase.h>
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namespace DB
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{
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template <typename T>
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class DataTypeNumber final : public DataTypeNumberBase<T>
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{
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bool equals(const IDataType & rhs) const override { return typeid(rhs) == typeid(*this); }
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bool canBeUsedAsVersion() const override { return true; }
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bool isSummable() const override { return true; }
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bool canBeUsedInBitOperations() const override { return true; }
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bool canBeUsedInBooleanContext() const override { return true; }
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bool canBeInsideNullable() const override { return true; }
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bool canBePromoted() const override { return true; }
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DataTypePtr promoteNumericType() const override
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{
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using PromotedType = DataTypeNumber<NearestFieldType<T>>;
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return std::make_shared<PromotedType>();
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}
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};
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using DataTypeUInt8 = DataTypeNumber<UInt8>;
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using DataTypeUInt16 = DataTypeNumber<UInt16>;
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using DataTypeUInt32 = DataTypeNumber<UInt32>;
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using DataTypeUInt64 = DataTypeNumber<UInt64>;
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using DataTypeInt8 = DataTypeNumber<Int8>;
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using DataTypeInt16 = DataTypeNumber<Int16>;
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using DataTypeInt32 = DataTypeNumber<Int32>;
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using DataTypeInt64 = DataTypeNumber<Int64>;
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using DataTypeFloat32 = DataTypeNumber<Float32>;
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using DataTypeFloat64 = DataTypeNumber<Float64>;
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}
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