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32 lines
884 B
C++
32 lines
884 B
C++
#pragma once
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#include <DB/DataTypes/DataTypeFactory.h>
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#include <DB/DataStreams/IProfilingBlockInputStream.h>
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namespace DB
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{
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/** Десериализует поток блоков из родного бинарного формата (с именами и типами столбцов).
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* Предназначено для взаимодействия между серверами.
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*/
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class NativeBlockInputStream : public IProfilingBlockInputStream
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{
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public:
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NativeBlockInputStream(ReadBuffer & istr_, const DataTypeFactory & data_type_factory_)
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: istr(istr_), data_type_factory(data_type_factory_) {}
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String getName() const { return "NativeBlockInputStream"; }
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BlockInputStreamPtr clone() { return new NativeBlockInputStream(istr, data_type_factory); }
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protected:
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Block readImpl();
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private:
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ReadBuffer & istr;
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const DataTypeFactory & data_type_factory;
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};
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}
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