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34 lines
752 B
C++
34 lines
752 B
C++
#include <Processors/QueryPlan/ExtremesStep.h>
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#include <Processors/QueryPipeline.h>
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namespace DB
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{
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static ITransformingStep::Traits getTraits()
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{
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return ITransformingStep::Traits
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{
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{
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.preserves_distinct_columns = true,
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.returns_single_stream = false,
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.preserves_number_of_streams = true,
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.preserves_sorting = true,
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},
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{
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.preserves_number_of_rows = true,
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}
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};
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}
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ExtremesStep::ExtremesStep(const DataStream & input_stream_)
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: ITransformingStep(input_stream_, input_stream_.header, getTraits())
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{
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}
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void ExtremesStep::transformPipeline(QueryPipeline & pipeline, const BuildQueryPipelineSettings &)
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{
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pipeline.addExtremesTransform();
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}
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}
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