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30 lines
607 B
C++
30 lines
607 B
C++
#pragma once
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#include <Interpreters/IInterpreter.h>
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#include <Parsers/IAST_fwd.h>
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#include <Parsers/ASTExplainQuery.h>
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namespace DB
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{
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/// Returns single row with explain results
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class InterpreterExplainQuery : public IInterpreter, WithContext
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{
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public:
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InterpreterExplainQuery(const ASTPtr & query_, ContextPtr context_) : WithContext(context_), query(query_) { }
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BlockIO execute() override;
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static Block getSampleBlock(ASTExplainQuery::ExplainKind kind);
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bool supportsTransactions() const override { return true; }
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private:
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ASTPtr query;
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QueryPipeline executeImpl();
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};
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}
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