Azure SQL—general availability updates for late June 2021

**In late June 2021, the following updates and enhancements were made to Azure SQL:** * [Enjoy better performance with parallel backup in SQL Managed Instance general purpose tier](https://techcommunity.microsoft.com/t5/azure-sql/parallel-backup-for-better-performance-in-sql-managed-instance/ba-p/2421762). * Azure SQL Database * Features * Management