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#pragma once
#include <Processors/Formats/IInputFormat.h>
#include <Processors/Formats/ISchemaReader.h>
#include <DataTypes/DataTypesNumber.h>
namespace DB
{
class OneInputFormat final : public IInputFormat
{
public:
OneInputFormat(const Block & header, ReadBuffer & in_);
String getName() const override { return "One"; }
protected:
Chunk generate() override;
private:
bool done = false;
};
class OneSchemaReader: public IExternalSchemaReader
{
public:
NamesAndTypesList readSchema() override
{
return {{"dummy", std::make_shared<DataTypeUInt8>()}};
}
};
}
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