ClickHouse/src/Storages/StorageAzureBlobCluster.h

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#pragma once
#include "config.h"
#if USE_AZURE_BLOB_STORAGE
#include <memory>
#include <optional>
#include "Client/Connection.h"
#include <Interpreters/Cluster.h>
#include <Storages/IStorageCluster.h>
#include <Storages/StorageAzureBlob.h>
namespace DB
{
class Context;
class StorageAzureBlobCluster : public IStorageCluster
{
public:
StorageAzureBlobCluster(
const String & cluster_name_,
const StorageAzureBlob::Configuration & configuration_,
std::unique_ptr<AzureObjectStorage> && object_storage_,
const StorageID & table_id_,
const ColumnsDescription & columns_,
const ConstraintsDescription & constraints_,
const ContextPtr & context);
std::string getName() const override { return "AzureBlobStorageCluster"; }
RemoteQueryExecutor::Extension getTaskIteratorExtension(const ActionsDAG::Node * predicate, const ContextPtr & context) const override;
bool supportsSubcolumns() const override { return true; }
bool supportsTrivialCountOptimization() const override { return true; }
private:
void updateBeforeRead(const ContextPtr & /*context*/) override {}
void updateQueryToSendIfNeeded(ASTPtr & query, const StorageSnapshotPtr & storage_snapshot, const ContextPtr & context) override;
StorageAzureBlob::Configuration configuration;
std::unique_ptr<AzureObjectStorage> object_storage;
};
}
#endif