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29 lines
544 B
C++
29 lines
544 B
C++
#pragma once
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#include <Parsers/IAST.h>
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namespace DB
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{
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struct AsteriskSemantic;
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struct AsteriskSemanticImpl;
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class ASTAsterisk : public IAST
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{
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public:
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String getID(char) const override { return "Asterisk"; }
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ASTPtr clone() const override;
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void appendColumnName(WriteBuffer & ostr) const override;
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protected:
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void formatImpl(const FormatSettings & settings, FormatState &, FormatStateStacked) const override;
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private:
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std::shared_ptr<AsteriskSemanticImpl> semantic; /// pimpl
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friend struct AsteriskSemantic;
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};
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}
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