What is Amazon Quantum Ledger Database (QLDB)?
Amazon QLDB is a fully managed ledger database that provides a transparent, immutable, and cryptographically verifiable transaction log, owned by a central trusted authority. The database tracks each and every application data change and maintains a complete and verifiable history of changes over time. With QLDB, users can build applications that require a central, trusted data owner to provide a complete and verifiable record of all changes made to critical data over time. The service simplifies the development of applications that need to maintain an authoritative, complete, and verifiable history of data changes, such as financial ledgers, supply chain systems, and customer registries
Highlights
- Maintains a complete and verifiable history of all data changes over time
- Cryptographically verifiable transaction log owned by a central trusted authority
- Supports building applications that require a central, trusted data owner
- Simplifies development of applications that need to maintain an authoritative record of data changes