ClickHouse/dbms/include/DB/DataStreams/BinaryRowOutputStream.h

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#pragma once
#include <Poco/SharedPtr.h>
#include <DB/Core/Block.h>
#include <DB/IO/WriteBuffer.h>
#include <DB/DataStreams/IRowOutputStream.h>
namespace DB
{
/** Поток для вывода данных в бинарном построчном формате.
*/
class BinaryRowOutputStream : public IRowOutputStream
{
public:
BinaryRowOutputStream(WriteBuffer & ostr_, const Block & sample_);
void writeField(const Field & field) override;
void writeRowEndDelimiter() override;
void flush() override { ostr.next(); }
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String getContentType() const override { return "application/octet-stream"; }
protected:
WriteBuffer & ostr;
const Block sample;
DataTypes data_types;
size_t field_number;
};
}