2020-06-17 16:54:51 +00:00
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#pragma once
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#include <Processors/QueryPlan/ITransformingStep.h>
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namespace DB
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{
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2020-11-03 11:28:28 +00:00
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class ActionsDAG;
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using ActionsDAGPtr = std::shared_ptr<ActionsDAG>;
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2020-06-17 16:54:51 +00:00
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enum class TotalsMode;
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2020-06-22 10:18:28 +00:00
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/// Execute HAVING and calculate totals. See TotalsHavingTransform.
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2020-06-17 16:54:51 +00:00
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class TotalsHavingStep : public ITransformingStep
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{
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public:
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TotalsHavingStep(
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const DataStream & input_stream_,
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bool overflow_row_,
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2020-11-03 11:28:28 +00:00
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const ActionsDAGPtr & actions_,
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2020-06-17 16:54:51 +00:00
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const std::string & filter_column_,
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TotalsMode totals_mode_,
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double auto_include_threshold_,
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bool final_);
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String getName() const override { return "TotalsHaving"; }
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void transformPipeline(QueryPipeline & pipeline) override;
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2020-06-27 14:02:24 +00:00
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void describeActions(FormatSettings & settings) const override;
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2020-06-24 12:09:01 +00:00
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2020-06-17 16:54:51 +00:00
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private:
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bool overflow_row;
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2020-11-03 11:28:28 +00:00
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ActionsDAGPtr actions;
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2020-06-17 16:54:51 +00:00
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String filter_column_name;
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TotalsMode totals_mode;
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double auto_include_threshold;
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bool final;
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};
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}
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