Oracle has had flashback queries for a long time. Though this does not do what immudb claims: > immudb is the first database to provide tamper-evident data ma

Oracle has had flashback queries for a long time. Though this does not do what immudb claims: > immudb is the first database to provide tamper-evident data management, immutable history and client-cryptographic proof. And: > Clients do not need to trust the server and every new client adds trust to the deployment