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43 lines
1.0 KiB
C++
43 lines
1.0 KiB
C++
#pragma once
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#include <Parsers/ASTQueryWithOnCluster.h>
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#include <Parsers/ASTQueryWithTableAndOutput.h>
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#include <Parsers/IAST.h>
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namespace DB
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{
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/** CREATE INDEX [IF NOT EXISTS] name ON [db].name (expression) TYPE type GRANULARITY value
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*/
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class ASTCreateIndexQuery : public ASTQueryWithTableAndOutput, public ASTQueryWithOnCluster
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{
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public:
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ASTPtr index_name;
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/// Stores the IndexDeclaration here.
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ASTPtr index_decl;
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bool if_not_exists{false};
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String getID(char delim) const override;
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ASTPtr clone() const override;
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ASTPtr getRewrittenASTWithoutOnCluster(const WithoutOnClusterASTRewriteParams & params) const override
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{
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return removeOnCluster<ASTCreateIndexQuery>(clone(), params.default_database);
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}
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QueryKind getQueryKind() const override { return QueryKind::Create; }
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/// Convert ASTCreateIndexQuery to ASTAlterCommand
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ASTPtr convertToASTAlterCommand() const;
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protected:
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void formatQueryImpl(const FormatSettings & settings, FormatState & state, FormatStateStacked frame) const override;
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};
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}
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