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fix https://github.com/yandex/ClickHouse/issues/5479

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This commit is contained in:
Zhichang Yu 2019-06-04 13:15:12 +08:00
parent e389df385c
commit 6d0e7b7b21
1 changed files with 18 additions and 9 deletions
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27
dbms/src/Functions/FunctionsBitmap.h
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@ -430,20 +430,29 @@ private:
Block & block, const ColumnNumbers & arguments, size_t input_rows_count, typename ColumnVector<ToType>::Container & vec_to)
{
const ColumnAggregateFunction * columns[2];
bool isColumnConst[2];
for (size_t i = 0; i < 2; ++i)
{
if (auto argument_column_const = typeid_cast<const ColumnConst *>(block.getByPosition(arguments[i]).column.get()))
columns[i] = typeid_cast<const ColumnAggregateFunction *>(argument_column_const->getDataColumnPtr().get());
else
columns[i] = typeid_cast<const ColumnAggregateFunction *>(block.getByPosition(arguments[i]).column.get());
if (auto argument_column_const = typeid_cast<const ColumnConst*>(block.getByPosition(arguments[i]).column.get()))
{
columns[i] = typeid_cast<const ColumnAggregateFunction*>(argument_column_const->getDataColumnPtr().get());
isColumnConst[i] = true;
} else
{
columns[i] = typeid_cast<const ColumnAggregateFunction*>(block.getByPosition(arguments[i]).column.get());
isColumnConst[i] = false;
}
}
const PaddedPODArray<AggregateDataPtr>& container0 = columns[0]->getData();
const PaddedPODArray<AggregateDataPtr>& container1 = columns[1]->getData();
for (size_t i = 0; i < input_rows_count; ++i)
{
const AggregateFunctionGroupBitmapData<T> & bd1
= *reinterpret_cast<const AggregateFunctionGroupBitmapData<T> *>(columns[0]->getData()[i]);
const AggregateFunctionGroupBitmapData<T> & bd2
= *reinterpret_cast<const AggregateFunctionGroupBitmapData<T> *>(columns[1]->getData()[i]);
const AggregateDataPtr dataPtr0 = isColumnConst[0] ? container0[0] : container0[i];
const AggregateDataPtr dataPtr1 = isColumnConst[1] ? container1[0] : container1[i];
const AggregateFunctionGroupBitmapData<T>& bd1
= *reinterpret_cast<const AggregateFunctionGroupBitmapData<T>*>(dataPtr0);
const AggregateFunctionGroupBitmapData<T>& bd2
= *reinterpret_cast<const AggregateFunctionGroupBitmapData<T>*>(dataPtr1);
vec_to[i] = Impl<T>::apply(bd1, bd2);
}
}