Microsoft recently introduced “ledger” (a new security feature) to Azure SQL Database, and is now also including this technology in the latest release of the on-premise database engine, SQL Server 2022. In this fast-focus, you’ll see how SQL Server 2022 leverages blockchain technology to hash every transaction, and guarantee tamper evidence in your database. We’ll start with a quick overview of leger, and then see live demos showing ledger in action with both append-only and updatable ledger tables in SQL Server 2022 and Azure SQL Database.