ClickHouse/dbms/src/Interpreters/ExternalModelsLoader.h
2019-09-26 19:12:15 +03:00

41 lines
979 B
C++

#pragma once
#include <Interpreters/CatBoostModel.h>
#include <Interpreters/ExternalLoader.h>
#include <common/logger_useful.h>
#include <memory>
namespace DB
{
class Context;
/// Manages user-defined models.
class ExternalModelsLoader : public ExternalLoader
{
public:
using ModelPtr = std::shared_ptr<const IModel>;
/// Models will be loaded immediately and then will be updated in separate thread, each 'reload_period' seconds.
ExternalModelsLoader(
std::unique_ptr<ExternalLoaderConfigRepository> config_repository,
Context & context_);
ModelPtr getModel(const std::string & name) const
{
return std::static_pointer_cast<const IModel>(getLoadable(name));
}
protected:
LoadablePtr create(const std::string & name, const Poco::Util::AbstractConfiguration & config,
const std::string & key_in_config) const override;
friend class StorageSystemModels;
private:
Context & context;
};
}