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40 lines
920 B
C++
40 lines
920 B
C++
#include <Functions/FunctionFactory.h>
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#include <Functions/FunctionUnaryArithmetic.h>
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namespace DB
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{
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template <typename A>
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struct RoundAgeImpl
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{
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using ResultType = UInt8;
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static constexpr const bool allow_fixed_string = false;
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static inline ResultType apply(A x)
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{
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return x < 1 ? 0
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: (x < 18 ? 17
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: (x < 25 ? 18
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: (x < 35 ? 25
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: (x < 45 ? 35
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: (x < 55 ? 45
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: 55)))));
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}
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#if USE_EMBEDDED_COMPILER
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static constexpr bool compilable = false;
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#endif
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};
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struct NameRoundAge { static constexpr auto name = "roundAge"; };
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using FunctionRoundAge = FunctionUnaryArithmetic<RoundAgeImpl, NameRoundAge, false>;
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template <> struct FunctionUnaryArithmeticMonotonicity<NameRoundAge> : PositiveMonotonicity {};
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void registerFunctionRoundAge(FunctionFactory & factory)
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{
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factory.registerFunction<FunctionRoundAge>();
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}
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}
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