#pragma once #include namespace DB { class Context; /// system.dns_cache table. class StorageSystemDNSCache final : public IStorageSystemOneBlock { public: std::string getName() const override { return "SystemDNSCache"; } static ColumnsDescription getColumnsDescription(); protected: using IStorageSystemOneBlock::IStorageSystemOneBlock; void fillData(MutableColumns & res_columns, ContextPtr context, const ActionsDAG::Node *, std::vector) const override; }; }