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

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#pragma once
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#include <Poco/SharedPtr.h>
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#include <DB/Core/Block.h>
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#include <DB/IO/ReadBuffer.h>
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#include <DB/DataStreams/IRowInputStream.h>
namespace DB
{
using Poco::SharedPtr;
/** Интерфейс потока для ввода данных в формате tsv.
*/
class TabSeparatedRowInputStream : public IRowInputStream
{
public:
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/** with_names - в первой строке заголовок с именами столбцов
* with_types - на следующей строке заголовок с именами типов
*/
TabSeparatedRowInputStream(ReadBuffer & istr_, const Block & sample_, bool with_names_ = false, bool with_types_ = false);
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Row read();
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void readPrefix();
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RowInputStreamPtr clone() { return new TabSeparatedRowInputStream(istr, sample); }
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private:
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ReadBuffer & istr;
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const Block sample;
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bool with_names;
bool with_types;
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DataTypes data_types;
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};
}