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99e9c0c486
fix build [#CLICKHOUSE-3305] fix build [#CLICKHOUSE-3305] fix build [#CLICKHOUSE-3305] fix build [#CLICKHOUSE-3305] fix build [#CLICKHOUSE-3305] fix build [#CLICKHOUSE-3305] fix build [#CLICKHOUSE-3305] fix build [#CLICKHOUSE-3305] fix build [#CLICKHOUSE-3305] fix build [#CLICKHOUSE-3305] fix build [#CLICKHOUSE-3305] fix build [#CLICKHOUSE-3305]
47 lines
1.1 KiB
C++
47 lines
1.1 KiB
C++
#pragma once
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#include <Dictionaries/IDictionary.h>
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#include <Interpreters/ExternalLoader.h>
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#include <common/logger_useful.h>
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#include <memory>
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namespace DB
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{
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class Context;
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/// Manages user-defined dictionaries.
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class ExternalDictionaries : public ExternalLoader
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{
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public:
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using DictPtr = std::shared_ptr<IDictionaryBase>;
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/// Dictionaries will be loaded immediately and then will be updated in separate thread, each 'reload_period' seconds.
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ExternalDictionaries(Context & context, bool throw_on_error);
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/// Forcibly reloads specified dictionary.
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void reloadDictionary(const std::string & name) { reload(name); }
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DictPtr getDictionary(const std::string & name) const
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{
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return std::static_pointer_cast<IDictionaryBase>(getLoadable(name));
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}
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protected:
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std::unique_ptr<IExternalLoadable> create(const std::string & name, const Configuration & config,
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const std::string & config_prefix) override;
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using ExternalLoader::getObjectsMap;
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friend class StorageSystemDictionaries;
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friend class DatabaseDictionary;
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private:
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Context & context;
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};
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}
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