Category: Amazon Quantum Ledger Database (Amazon QLDB)

In this post, we demonstrate a process for migrating an Amazon QLDB ledger into Amazon Aurora PostgreSQL using the US Department of Motor Vehicles (DMV) sample ledger from the tutorial in the Amazon QLDB Developer Guide as an example. You may use this solution as a foundation for your own migration, altering it as necessary for your schema and migration strategy.

In this post, we discuss how to use Amazon Aurora PostgreSQL-Compatible Edition as an alternative to Amazon QLDB for auditing and what features of Amazon Aurora PostgreSQL can replace some of the unique capabilities offered by Amazon QLDB.

Amazon QLDB made Earnin’s mobile application more reliable, secure and fast. It also made our backend simpler and allowed our data scientists to be more efficient.

Amazon Quantum Ledger Database (Amazon QLDB) is a fully managed ledger database that maintains a complete, immutable record of every change committed to the database. As transactions are committed to the database, they are appended to a transaction log called a journal and are cryptographically hash-chained to the previous transaction. Once committed, the record of […]

This is post is co-authored by BubKwan Lee, head of the e-commerce development team at Shinsegae International. Like any other industry, the retail industry is rapidly accelerating its digital transformation to meet ever-changing consumer needs. In particular, the retail luxury industry, where online and second-hand transactions are increasing, is investing heavily in efforts to create […]

Blockchain is a versatile, shared digital ledger that finds applications in various industries, including banking, automotive, healthcare, manufacturing, and logistics. It offers end-to-end solutions by enabling automation, transparency, security, and cost-effective organizational systems that increase overall efficiency. In shipping operations, ledger technologies like blockchain brings a paradigm shift in the system by making it reliable […]

Amazon Quantum Ledger Database (Amazon QLDB) is a fully managed ledger database service. It’s very helpful when you need to keep your data immutable and maintain a cryptographically verifiable transaction log of all changes made to it. For example, when you need to track data that will be audited in the future, such as financial […]

This post is co-authored by Ayman Shoukry, Specright’s Chief Technology Officer and Kevin Tran, Engineering Manager at Specright. The world is experiencing a tectonic shift in how things are made, and most supply chains weren’t ready. We saw it in the thousands of empty shelves early on in the COVID-19 pandemic. We see it in […]

AWS re:Invent 2021 is here! This post includes a complete list of Amazon Managed Blockchain and Amazon Quantum Ledger Database (Amazon QLDB) sessions taking place at re:Invent 2021. This year we have five total sessions on Managed Blockchain and Amazon QLDB, including one breakout, three chalk talks sessions, and one workshop. Make sure to sign […]

Amazon Quantum Ledger Database (Amazon QLDB) is a purpose-built ledger database that provides a complete and cryptographically verifiable history of all changes made to your application data. Customers in regulated industries use the cryptographically verifiable history as part of meeting compliance and facilitating audits. Similar to when working with traditional databases like MySQL or PostgreSQL, […]