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45 lines
1.2 KiB
C++
45 lines
1.2 KiB
C++
#include <Parsers/IAST.h>
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#include <Parsers/ASTQueryWithOutput.h>
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#include <Parsers/ASTQueryWithOnCluster.h>
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namespace DB
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{
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class ASTKillQueryQuery : public ASTQueryWithOutput, public ASTQueryWithOnCluster
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{
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public:
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enum class Type
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{
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Query, /// KILL QUERY
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Mutation, /// KILL MUTATION
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};
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Type type = Type::Query;
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ASTPtr where_expression; // expression to filter processes from system.processes table
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bool sync = false; // SYNC or ASYNC mode
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bool test = false; // does it TEST mode? (doesn't cancel queries just checks and shows them)
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ASTPtr clone() const override
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{
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auto clone = std::make_shared<ASTKillQueryQuery>(*this);
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if (where_expression)
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{
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clone->where_expression = where_expression->clone();
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clone->children = {clone->where_expression};
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}
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return clone;
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}
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String getID(char) const override;
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void formatQueryImpl(const FormatSettings & settings, FormatState & state, FormatStateStacked frame) const override;
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ASTPtr getRewrittenASTWithoutOnCluster(const std::string &) const override
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{
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return removeOnCluster<ASTKillQueryQuery>(clone());
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}
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};
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}
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