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19 lines
405 B
C++
19 lines
405 B
C++
#pragma once
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#include <Processors/QueryPlan/ISourceStep.h>
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namespace DB
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{
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/// Create NullSource with specified structure.
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class ReadNothingStep : public ISourceStep
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{
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public:
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explicit ReadNothingStep(Block output_header);
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String getName() const override { return "ReadNothing"; }
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void initializePipeline(QueryPipelineBuilder & pipeline, const BuildQueryPipelineSettings &) override;
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};
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}
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