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dbms: development [#CONV-2944].

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Alexey Milovidov 2012-09-03 01:39:30 +00:00
parent 0652f9da96
commit ff712c95ed
1 changed files with 18 additions and 16 deletions
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34
dbms/include/DB/Functions/FunctionsArithmetic.h
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@ -22,28 +22,30 @@ struct PlusImpl
static void vector_vector(const std::vector<A> & a, const std::vector<B> & b, std::vector<ResultType> & c)
{
/// Далее везде, static_cast - чтобы не было неправильного результата в выражениях вида Int64 c = UInt32(a) * Int32(-1).
size_t size = a.size();
for (size_t i = 0; i < size; ++i)
c[i] = a[i] + b[i];
c[i] = static_cast<ResultType>(a[i]) + b[i];
}
static void vector_constant(const std::vector<A> & a, B b, std::vector<ResultType> & c)
{
size_t size = a.size();
for (size_t i = 0; i < size; ++i)
c[i] = a[i] + b;
c[i] = static_cast<ResultType>(a[i]) + b;
}
static void constant_vector(A a, const std::vector<B> & b, std::vector<ResultType> & c)
{
size_t size = b.size();
for (size_t i = 0; i < size; ++i)
c[i] = a + b[i];
c[i] = static_cast<ResultType>(a) + b[i];
}
static void constant_constant(A a, B b, ResultType & c)
{
c = a + b;
c = static_cast<ResultType>(a) + b;
}
};
@ -56,26 +58,26 @@ struct MultiplyImpl
{
size_t size = a.size();
for (size_t i = 0; i < size; ++i)
c[i] = a[i] * b[i];
c[i] = static_cast<ResultType>(a[i]) * b[i];
}
static void vector_constant(const std::vector<A> & a, B b, std::vector<ResultType> & c)
{
size_t size = a.size();
for (size_t i = 0; i < size; ++i)
c[i] = a[i] * b;
c[i] = static_cast<ResultType>(a[i]) * b;
}
static void constant_vector(A a, const std::vector<B> & b, std::vector<ResultType> & c)
{
size_t size = b.size();
for (size_t i = 0; i < size; ++i)
c[i] = a * b[i];
c[i] = static_cast<ResultType>(a) * b[i];
}
static void constant_constant(A a, B b, ResultType & c)
{
c = a * b;
c = static_cast<ResultType>(a) * b;
}
};
@ -88,26 +90,26 @@ struct MinusImpl
{
size_t size = a.size();
for (size_t i = 0; i < size; ++i)
c[i] = a[i] - b[i];
c[i] = static_cast<ResultType>(a[i]) - b[i];
}
static void vector_constant(const std::vector<A> & a, B b, std::vector<ResultType> & c)
{
size_t size = a.size();
for (size_t i = 0; i < size; ++i)
c[i] = a[i] - b;
c[i] = static_cast<ResultType>(a[i]) - b;
}
static void constant_vector(A a, const std::vector<B> & b, std::vector<ResultType> & c)
{
size_t size = b.size();
for (size_t i = 0; i < size; ++i)
c[i] = a - b[i];
c[i] = static_cast<ResultType>(a) - b[i];
}
static void constant_constant(A a, B b, ResultType & c)
{
c = a - b;
c = static_cast<ResultType>(a) - b;
}
};
@ -152,26 +154,26 @@ struct DivideIntegralImpl
{
size_t size = a.size();
for (size_t i = 0; i < size; ++i)
c[i] = a[i] / b[i];
c[i] = static_cast<ResultType>(a[i]) / b[i];
}
static void vector_constant(const std::vector<A> & a, B b, std::vector<ResultType> & c)
{
size_t size = a.size();
for (size_t i = 0; i < size; ++i)
c[i] = a[i] / b;
c[i] = static_cast<ResultType>(a[i]) / b;
}
static void constant_vector(A a, const std::vector<B> & b, std::vector<ResultType> & c)
{
size_t size = b.size();
for (size_t i = 0; i < size; ++i)
c[i] = a / b[i];
c[i] = static_cast<ResultType>(a) / b[i];
}
static void constant_constant(A a, B b, ResultType & c)
{
c = a / b;
c = static_cast<ResultType>(a) / b;
}
};