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39 lines
1.0 KiB
C++
39 lines
1.0 KiB
C++
#pragma once
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#include <DB/Storages/IStorage.h>
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#include <DB/Interpreters/Context.h>
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namespace DB
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{
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/** Реализует системную таблицу replication_queue, которая позволяет посмотреть очереди репликации для реплицируемых таблиц.
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*/
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class StorageSystemReplicationQueue : public IStorage
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{
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public:
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static StoragePtr create(const std::string & name_);
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std::string getName() const override { return "SystemReplicationQueue"; }
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std::string getTableName() const override { return name; }
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const NamesAndTypesList & getColumnsListImpl() const override { return columns; }
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BlockInputStreams read(
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const Names & column_names,
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ASTPtr query,
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const Context & context,
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const Settings & settings,
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QueryProcessingStage::Enum & processed_stage,
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size_t max_block_size = DEFAULT_BLOCK_SIZE,
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unsigned threads = 1) override;
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private:
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const std::string name;
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NamesAndTypesList columns;
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StorageSystemReplicationQueue(const std::string & name_);
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};
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}
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