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48 lines
1.1 KiB
C++
48 lines
1.1 KiB
C++
#pragma once
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#include <iomanip>
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#include <Parsers/IAST.h>
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#include <Parsers/ASTQueryWithOutput.h>
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namespace DB
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{
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/** Query SHOW TABLES or SHOW DATABASES or SHOW CLUSTERS or SHOW CACHES
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*/
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class ASTShowTablesQuery : public ASTQueryWithOutput
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{
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public:
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bool databases{false};
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bool clusters{false};
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bool cluster{false};
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bool dictionaries{false};
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bool m_settings{false};
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bool changed{false};
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bool temporary{false};
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bool caches{false};
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String cluster_str;
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String from;
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String like;
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bool not_like{false};
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bool case_insensitive_like{false};
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ASTPtr where_expression;
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ASTPtr limit_length;
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/** Get the text that identifies this element. */
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String getID(char) const override { return "ShowTables"; }
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ASTPtr clone() const override;
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protected:
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void formatLike(const FormatSettings & settings) const;
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void formatLimit(const FormatSettings & settings, FormatState & state, FormatStateStacked frame) const;
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void formatQueryImpl(const FormatSettings & settings, FormatState &, FormatStateStacked) const override;
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};
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}
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