#pragma once #include namespace DB { class IColumn; class IDataType; class WriteBuffer; /** Поток для вывода данных в бинарном построчном формате. */ class BinaryRowOutputStream : public IRowOutputStream { public: BinaryRowOutputStream(WriteBuffer & ostr_); void writeField(const IColumn & column, const IDataType & type, size_t row_num) override; void flush() override; String getContentType() const override { return "application/octet-stream"; } protected: WriteBuffer & ostr; }; }