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#pragma once
#include <Processors/ISource.h>
namespace DB
{
struct TemporaryFileStreamLegacy;
class TemporaryFileLazySource : public ISource
{
public:
TemporaryFileLazySource(const std::string & path_, const Block & header_);
~TemporaryFileLazySource() override;
String getName() const override { return "TemporaryFileLazySource"; }
protected:
Chunk generate() override;
private:
const std::string path;
Block header;
bool done;
std::unique_ptr<TemporaryFileStreamLegacy> stream;
};
}
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