+ virtual void waitReady(const Namespace& ns, const std::chrono::steady_clock::duration& timeout) override;
+
+ virtual void set(const Namespace& ns, const DataMap& dataMap) override;
+
+ virtual bool setIf(const Namespace& ns, const Key& key, const Data& oldData, const Data& newData) override;
+
+ virtual bool setIfNotExists(const Namespace& ns, const Key& key, const Data& data) override;