2019-11-06 16:05:04 +00:00
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#include <Databases/DatabaseOnDisk.h>
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2019-12-30 23:30:06 +00:00
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#include <ext/scope_guard.h>
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2019-11-05 20:26:14 +00:00
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namespace DB
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{
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2019-11-06 16:05:04 +00:00
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class DatabaseWithDictionaries : public DatabaseOnDisk
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2019-11-05 20:26:14 +00:00
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{
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public:
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void attachDictionary(const String & name, const Context & context) override;
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2019-11-05 20:26:14 +00:00
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void detachDictionary(const String & name, const Context & context) override;
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2019-11-06 16:05:04 +00:00
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void createDictionary(const Context & context,
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const String & dictionary_name,
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const ASTPtr & query) override;
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void removeDictionary(const Context & context, const String & dictionary_name) override;
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StoragePtr tryGetTable(const Context & context, const String & table_name) const override;
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2020-04-09 22:32:59 +00:00
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ASTPtr getCreateTableQueryImpl(const Context & context, const String & table_name, bool throw_on_error) const override;
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2020-04-01 22:41:29 +00:00
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DatabaseTablesIteratorPtr getTablesWithDictionaryTablesIterator(const FilterByNameFunction & filter_by_dictionary_name) override;
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2019-11-05 20:26:14 +00:00
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2020-04-01 22:41:29 +00:00
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DatabaseDictionariesIteratorPtr getDictionariesIterator(const FilterByNameFunction & filter_by_dictionary_name) override;
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2019-11-05 20:26:14 +00:00
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bool isDictionaryExist(const Context & context, const String & dictionary_name) const override;
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2019-12-30 23:30:06 +00:00
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void shutdown() override;
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~DatabaseWithDictionaries() override;
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2019-11-05 20:26:14 +00:00
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protected:
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DatabaseWithDictionaries(const String & name, const String & metadata_path_, const String & data_path_, const String & logger, const Context & context)
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: DatabaseOnDisk(name, metadata_path_, data_path_, logger, context) {}
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2019-11-05 20:26:14 +00:00
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2019-12-30 23:30:06 +00:00
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void attachToExternalDictionariesLoader(Context & context);
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void detachFromExternalDictionariesLoader();
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2019-11-05 20:26:14 +00:00
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2020-04-12 13:35:44 +00:00
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StoragePtr getDictionaryStorage(const String & table_name, bool load) const;
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2019-11-05 20:26:14 +00:00
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2019-11-06 16:05:04 +00:00
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ASTPtr getCreateDictionaryQueryImpl(const Context & context,
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const String & dictionary_name,
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bool throw_on_error) const override;
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2019-12-30 23:30:06 +00:00
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private:
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ext::scope_guard database_as_config_repo_for_external_loader;
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2020-04-09 22:32:59 +00:00
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StoragePtr tryGetTableImpl(const Context & context, const String & table_name, bool load) const;
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};
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}
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