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#pragma once
#include <Core/QueryProcessingStage.h>
#include <Interpreters/IInterpreter.h>
#include <Interpreters/InterpreterSelectWithUnionQuery.h>
#include <Interpreters/IInterpreterUnionOrSelectQuery.h>
#include <Parsers/ASTSelectIntersectExceptQuery.h>
namespace DB
{
class Context;
class InterpreterSelectQuery;
class QueryPlan;
class InterpreterSelectIntersectExceptQuery : public IInterpreterUnionOrSelectQuery
{
using Operator = ASTSelectIntersectExceptQuery::Operator;
public:
InterpreterSelectIntersectExceptQuery(
const ASTPtr & query_ptr_,
ContextPtr context_,
const SelectQueryOptions & options_);
InterpreterSelectIntersectExceptQuery(
const ASTPtr & query_ptr_,
ContextMutablePtr context_,
const SelectQueryOptions & options_);
BlockIO execute() override;
Block getSampleBlock() { return result_header; }
void ignoreWithTotals() override;
void extendQueryLogElemImpl(QueryLogElement & elem, const ASTPtr & ast, ContextPtr context) const override;
private:
static String getName() { return "SelectIntersectExceptQuery"; }
std::unique_ptr<IInterpreterUnionOrSelectQuery>
buildCurrentChildInterpreter(const ASTPtr & ast_ptr_);
void buildQueryPlan(QueryPlan & query_plan) override;
std::vector<std::unique_ptr<IInterpreterUnionOrSelectQuery>> nested_interpreters;
Operator final_operator;
};
}
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