AWS Database Blog

Category: Amazon Quantum Ledger Database

Your guide to Amazon Managed Blockchain and Amazon QLDB breakouts, workshops, and chalk talks at AWS re:Invent 2021

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 […]

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Monitor Amazon QLDB query access patterns

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, […]

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Build purpose-built database AMIs using Amazon EC2 Image Builder

Managing virtual machine images that you standardize through configuration, consistent security patching, and hardening (also called “golden images”) is a time-consuming task. System administrators and database administrators responsible for these tasks have to define the characteristics of these images (such as which software to pre-install, which versions to use, and which security configurations to apply). […]

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Build a simple CRUD operation and data stream on Amazon QLDB using AWS Lambda

In the financial services industry, efficient data lineage and audit capabilities are highly sought after. This is particularly true for database transaction processing that facilitates the movement of currency and management of sensitive customer account information. This is a challenge for customers because although all financial service providers generally have a means of moving money […]

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A PartiQL deep dive: Understand the language and bring SQL queries to AWS non-relational database services

It’s data, data everywhere! To turn data into information, and information into insight, we need to understand our data to its full extent and make use of the statistics derived from it. Applying the obtained results successfully while making business decisions remains a challenge for most organizations, even today. This is partly due to the […]

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Real-world cryptographic verification with Amazon QLDB

Amazon Quantum Ledger Database (Amazon QLDB) is a ledger database that provides a complete and verifiable history of all transactions committed to the ledger. In Amazon QLDB, data records are called documents and are versioned. Documents use a JSON-like format called Amazon Ion. Changes to documents are called revisions and are written to the ledger […]

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Verify delivery conditions with the Accord Project and Amazon Quantum Ledger Database – Part 2

This is part two of the two-part series of blog posts discussing how to apply smart legal contracts technology to verify delivery conditions with open-source Accord Project and Amazon Quantum Ledger Database service. In the first part we introduced the smart legal contract technology, a sample delivery process, and reviewed the solution to run smart legal contracts on AWS with Accord Project. […]

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Verify delivery conditions with the Accord Project and Amazon Quantum Ledger Database – Part 1

Smart legal contracts are an emerging technology in the legal tech domain. Their main goal is to make the verification of terms and conditions in legal contracts more efficient. Unlike smart contracts, which are self-running programs in distributed ledger databases (usually in blockchain-based systems), smart legal contracts represent an entire legal contract. They combine a […]

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Amazon QLDB data streaming via AWS CDK

Amazon Quantum Ledger Database (Amazon QLDB) is a fully managed ledger database that provides a transparent, immutable, and cryptographically verifiable transaction log. You can use Amazon QLDB to track each application data change, and it maintains a complete and verifiable history of changes over time. Because of those key features, banking customers have adopted Amazon QLDB as a database […]

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Building a GraphQL interface to Amazon QLDB with AWS AppSync: Part 2

This post is the second installment of a two-post series discussing how to integrate Amazon Quantum Ledger Database (QLDB) and AWS AppSync. This combination provides a versatile, GraphQL-powered API on top of the Amazon QLDB-managed ledger database. For information about connecting Amazon QLDB and AWS AppSync by building an AWS Lambda function and running a […]

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