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

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#pragma once
#include <Poco/SharedPtr.h>
#include <DB/Core/Block.h>
#include <DB/IO/ReadBuffer.h>
#include <DB/DataStreams/IRowInputStream.h>
namespace DB
{
/** Поток для ввода данных в формате tsv.
*/
class TabSeparatedRowInputStream : public IRowInputStream
{
public:
/** 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);
bool read(Row & row);
void readPrefix();
RowInputStreamPtr clone() { return new TabSeparatedRowInputStream(istr, sample, with_names, with_types); }
private:
ReadBuffer & istr;
const Block sample;
bool with_names;
bool with_types;
DataTypes data_types;
};
}