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32 lines
541 B
C++
32 lines
541 B
C++
#pragma once
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#include <Interpreters/Context.h>
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#include <Interpreters/IInterpreter.h>
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#include <Parsers/IAST_fwd.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
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{
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public:
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InterpreterExplainQuery(const ASTPtr & query_, const Context & context_)
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: query(query_), context(context_)
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{}
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BlockIO execute() override;
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static Block getSampleBlock();
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private:
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ASTPtr query;
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const Context & context;
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BlockInputStreamPtr executeImpl();
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};
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}
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