#pragma once #include #include namespace DB { class StorageSystemCollations final : public shared_ptr_helper, public IStorageSystemOneBlock { friend struct shared_ptr_helper; protected: void fillData(MutableColumns & res_columns, ContextPtr context, const SelectQueryInfo & query_info) const override; using IStorageSystemOneBlock::IStorageSystemOneBlock; public: std::string getName() const override { return "SystemTableCollations"; } static NamesAndTypesList getNamesAndTypes(); }; }