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Applied the required changes

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This commit is contained in:
millb 2019-12-06 19:27:45 +03:00
parent e3426e39e8
commit c801845185
1 changed files with 6 additions and 22 deletions
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28
dbms/src/Functions/FunctionsHashing.h
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@ -744,32 +744,16 @@ private:
template<bool first>
void executeGeneric(const IColumn * column, typename ColumnVector<ToType>::Container & vec_to)
{
if (isColumnConst(*column))
for (size_t i = 0; i < column->size(); ++i)
{
const ToType h = Impl::apply(column->getDataAt(0).data, column->getDataAt(0).size);
StringRef bytes = column->getDataAt(i);
const ToType h = Impl::apply(bytes.data, bytes.size);
if (first)
{
vec_to.assign(column->size(), h);
}
vec_to[i] = h;
else
{
for (size_t i = 0; i < column->size(); ++i)
{
vec_to[i] = Impl::combineHashes(vec_to[i], h);
}
}
}
else
{
for (size_t i = 0; i < column->size(); ++i)
{
const ToType h = Impl::apply(column->getDataAt(i).data, column->getDataAt(i).size);
if (first)
vec_to[i] = h;
else
vec_to[i] = Impl::combineHashes(vec_to[i], h);
}
vec_to[i] = Impl::combineHashes(vec_to[i], h);
}
}
template <bool first>