Amazon QLDB

• QLDB stands for ”Quantum Ledger Database”

• A ledger is a book recording financial transactions

• FullyManaged, Serverless, High available, Replicationacross3AZ

• Used to review the history of all the changes made to your application data over time

• Immutable system: no entry can be removed or modified, cryptographically verifiable

• 2-3x better performance than common ledger blockchain frameworks, manipulate data using SQL

• Difference with Amazon Managed Blockchain: no decentralization component, in accordance with financial regulation rules