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https://github.com/ClickHouse/ClickHouse.git
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495c6e03aa
* Replace all Context references with std::weak_ptr * Fix shared context captured by value * Fix build * Fix Context with named sessions * Fix copy context * Fix gcc build * Merge with master and fix build * Fix gcc-9 build
43 lines
1.1 KiB
C++
43 lines
1.1 KiB
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 <Core/UUID.h>
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namespace DB
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{
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class AccessControlManager;
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class Context;
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class AccessRightsElements;
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struct IAccessEntity;
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using AccessEntityPtr = std::shared_ptr<const IAccessEntity>;
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/** Returns a single item containing a statement which could be used to create a specified role.
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*/
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class InterpreterShowCreateAccessEntityQuery : public IInterpreter, WithContext
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{
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public:
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InterpreterShowCreateAccessEntityQuery(const ASTPtr & query_ptr_, ContextPtr context_);
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BlockIO execute() override;
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bool ignoreQuota() const override { return true; }
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bool ignoreLimits() const override { return true; }
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static ASTPtr getCreateQuery(const IAccessEntity & entity, const AccessControlManager & access_control);
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static ASTPtr getAttachQuery(const IAccessEntity & entity);
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private:
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BlockInputStreamPtr executeImpl();
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std::vector<AccessEntityPtr> getEntities() const;
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ASTs getCreateQueries() const;
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AccessRightsElements getRequiredAccess() const;
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ASTPtr query_ptr;
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};
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}
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