Amazon successfully did it in 2019 https://aws.amazon.com/blogs/aws/migration-complete-amazons-consumer-business-just-turned-off-its-final-oracle-database/ htt

Amazon successfully did it in 2019 https://aws.amazon.com/blogs/aws/migration-complete-amazons-consumer-business-just-turned-off-its-final-oracle-database/ https://aws.amazon.com/blogs/aws/migration-complete-amazons-... Interestingly, Oracle gave Amazon 97.5% discount on the Java license so Amazon would use Java on Kindle instead of Android https://the-digital-reader.com/2016/05/19/oracle-gave-amazon-a-discount-on-java-to-keep-android-off-the-paperwhite-wait-what/ https://the-digital-reader.com/2016/05/19/oracle-gave-amazon...