Category: Blockchain
Service: Amazon Quantum Ledger Database (QLDB)
Answer:
Amazon QLDB is designed to be used for creating and managing private ledgers, which are only accessible to authorized users within your organization. Public ledgers, on the other hand, are accessible to anyone and are typically used for decentralized applications and cryptocurrencies.
To create a private ledger using Amazon QLDB, you can follow these general steps:
Create an Amazon QLDB ledger – You can use the AWS Management Console, AWS CLI, or the Amazon QLDB API to create a new ledger in your AWS account.
Define your ledger schema – A schema is a set of rules that defines the structure of the data that can be stored in your ledger. You can define your schema using Amazon QLDB’s PartiQL query language.
Write data to your ledger – You can use Amazon QLDB’s APIs or the AWS SDKs to write data to your ledger.
Query your ledger – You can use PartiQL queries to retrieve data from your ledger, filter and sort data, and perform other operations.
It’s important to note that Amazon QLDB is a fully managed service, which means that Amazon takes care of the underlying infrastructure and management tasks, such as scaling, patching, and backup and recovery. This allows you to focus on building and managing your applications, rather than worrying about the infrastructure.
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