ClickHouse/src/Storages/StorageS3Cluster.h
2023-03-28 18:57:24 +02:00

68 lines
1.7 KiB
C++

#pragma once
#include "config.h"
#if USE_AWS_S3
#include <memory>
#include <optional>
#include "Client/Connection.h"
#include <Interpreters/Cluster.h>
#include <IO/S3Common.h>
#include <Storages/IStorageCluster.h>
#include <Storages/StorageS3.h>
namespace DB
{
class Context;
class StorageS3Cluster : public IStorageCluster
{
public:
struct Configuration : public StorageS3::Configuration
{
std::string cluster_name;
};
StorageS3Cluster(
const Configuration & configuration_,
const StorageID & table_id_,
const ColumnsDescription & columns_,
const ConstraintsDescription & constraints_,
ContextPtr context_,
bool structure_argument_was_provided_);
std::string getName() const override { return "S3Cluster"; }
Pipe read(const Names &, const StorageSnapshotPtr &, SelectQueryInfo &,
ContextPtr, QueryProcessingStage::Enum, size_t /*max_block_size*/, size_t /*num_streams*/) override;
QueryProcessingStage::Enum
getQueryProcessingStage(ContextPtr, QueryProcessingStage::Enum, const StorageSnapshotPtr &, SelectQueryInfo &) const override;
NamesAndTypesList getVirtuals() const override;
RemoteQueryExecutor::Extension getTaskIteratorExtension(ASTPtr query, ContextPtr context) const override;
ClusterPtr getCluster(ContextPtr context) const override;
protected:
void updateConfigurationIfChanged(ContextPtr local_context);
private:
Poco::Logger * log;
StorageS3::Configuration s3_configuration;
String cluster_name;
String format_name;
String compression_method;
NamesAndTypesList virtual_columns;
Block virtual_block;
bool structure_argument_was_provided;
};
}
#endif