Amazon QLDB
Amazon QLDB (Quantum Ledger Database) is a fully managed ledger database that provides a transparent, immutable, and cryptographically verifiable transaction log maintained by a central trusted authority. It automatically tracks every application data change and maintains a complete, verifiable…
Key facts
- First appeared
- 2019
- Category
- database
- Problem solved
- Amazon QLDB was created to solve the problem of accurately and immutably recording historical data, especially where cryptographic verifiability is required, which traditional relational or NoSQL databases struggle to provide inherently. It addresses the complexity of building custom ledger functionalities or the overhead of decentralized blockchain solutions, offering a simplified, centralized ledger with a trusted authority for applications needing a single, verifiable source of truth.
- Platforms
- web, AWS Cloud
Related technologies
Notable users
- Supply chain and logistics organizations (e.g., tracking goods provenance, asset transfers)
- Insurance companies (e.g., policy history, claims processing)
- Financial services companies (e.g., tracking credit/debit, loan history, claims)
- Gaming companies (e.g., in-game transactions, player history)
- Organizations requiring auditable records for regulatory compliance and dispute resolution