Amazon Quantum Ledger Database (QLDB) Reviews

Amazon DynamoDB, a key-value and document databank, delivers single-digit millisecond performance on any scale. It is a fully managed, multiregional, multimaster, durable database that offers built-in security, backup, restore, and in-memory cache for internet-scale apps. DynamoDB can process more than 10 trillion requests per hour and can handle peak requests of more than 20,000,000 requests per second. Many of the fastest-growing businesses in the world, such as Lyft, Redfin, and Airbnb, as well as enterprises like Samsung, Toyota and Capital One, rely on DynamoDB's scale and performance to support mission-critical workloads.

SAP HANA Cloud (DBaaS) is a fully managed, in-memory cloud database. It is the cloud-based data foundation of SAP Business Technology Platform. It integrates data from across enterprises, enabling faster decisions based upon live data. Modern architectures allow you to build data solutions and gain real-time insights that are business-ready. The SAP HANA Cloud database is the data foundation of SAP Business Technology Platform. It offers the power and flexibility of SAP HANA in a cloud environment. Scale to meet your business needs, process all types of business data, and perform advanced analytics on live transactions for faster, better decision-making. Native integration allows you to connect to distributed data, develop tools and applications across clouds and on-premise, as well as store and manage volatile data. You can tap business-ready information by creating a single source of truth. This will enable security, privacy and anonymization with enterprise reliability.