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46 lines
1.2 KiB
C++
46 lines
1.2 KiB
C++
#pragma once
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#include <Client/Connection.h>
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#include <Interpreters/Cluster.h>
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#include <Storages/IStorageCluster.h>
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#include <Storages/StorageURL.h>
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#include <memory>
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#include <optional>
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namespace DB
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{
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class Context;
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class StorageFileCluster : public IStorageCluster
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{
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public:
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StorageFileCluster(
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const ContextPtr & context_,
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const String & cluster_name_,
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const String & filename_,
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const String & format_name_,
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const String & compression_method_,
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const StorageID & table_id_,
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const ColumnsDescription & columns_,
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const ConstraintsDescription & constraints_);
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std::string getName() const override { return "FileCluster"; }
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RemoteQueryExecutor::Extension getTaskIteratorExtension(const ActionsDAG::Node * predicate, const ContextPtr & context) const override;
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bool supportsSubcolumns() const override { return true; }
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bool supportsTrivialCountOptimization() const override { return true; }
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private:
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void updateQueryToSendIfNeeded(ASTPtr & query, const StorageSnapshotPtr & storage_snapshot, const ContextPtr & context) override;
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Strings paths;
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String filename;
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String format_name;
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};
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}
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