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#pragma once
#include <Core/AccurateComparison.h>
#include "Slices.h"
namespace DB::GatherUtils
{
template <typename T, typename U>
bool sliceEqualElements(const NumericArraySlice<T> & first [[maybe_unused]],
const NumericArraySlice<U> & second [[maybe_unused]],
size_t first_ind [[maybe_unused]],
size_t second_ind [[maybe_unused]])
{
/// TODO: Decimal scale
if constexpr (is_decimal<T> && is_decimal<U>)
return accurate::equalsOp(first.data[first_ind].value, second.data[second_ind].value);
else if constexpr (is_decimal<T> || is_decimal<U>)
return false;
else
return accurate::equalsOp(first.data[first_ind], second.data[second_ind]);
}
template <typename T>
bool sliceEqualElements(const NumericArraySlice<T> &, const GenericArraySlice &, size_t, size_t)
{
return false;
}
template <typename U>
bool sliceEqualElements(const GenericArraySlice &, const NumericArraySlice<U> &, size_t, size_t)
{
return false;
}
inline ALWAYS_INLINE bool sliceEqualElements(const GenericArraySlice & first, const GenericArraySlice & second, size_t first_ind, size_t second_ind)
{
return first.elements->compareAt(first_ind + first.begin, second_ind + second.begin, *second.elements, -1) == 0;
}
}
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